Home / 662,028.30-993,042.45-218,796.30

Finding the Fourth Proportional to 662,028.30, 993,042.45 and 218,796.30

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Solution

The fourth proportional to 662,028.30, 993,042.45 and 218,796.30 is: 328,194.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,028.30 : 993,042.45 = 218,796.30 : x
  2. Step 2: Convert to fraction form
    662,028.30/993,042.45 = 218,796.30/x
  3. Step 3: Cross multiply
    662,028.30x = 993,042.45 × 218,796.30
  4. Step 4: Simplify right side
    662,028.30x = 217,274,013,802.94
  5. Step 5: Solve for x
    x = 217,274,013,802.94/662,028.30
  6. Step 6: Final answer
    x = 328,194.45

Related Problems

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Half scale
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Double scale
Find fourth proportional to 662,029.30, 993,043.95 and 218,797.30
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.