Home / 343,172.20-514,518.30-202,858.60

Finding the Fourth Proportional to 343,172.20, 514,518.30 and 202,858.60

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Solution

The fourth proportional to 343,172.20, 514,518.30 and 202,858.60 is: 304,146.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,172.20 : 514,518.30 = 202,858.60 : x
  2. Step 2: Convert to fraction form
    343,172.20/514,518.30 = 202,858.60/x
  3. Step 3: Cross multiply
    343,172.20x = 514,518.30 × 202,858.60
  4. Step 4: Simplify right side
    343,172.20x = 104,374,462,012.38
  5. Step 5: Solve for x
    x = 104,374,462,012.38/343,172.20
  6. Step 6: Final answer
    x = 304,146.03

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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.