Home / 622,743.12-934,115.40-202,051.80

Finding the Fourth Proportional to 622,743.12, 934,115.40 and 202,051.80

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Solution

The fourth proportional to 622,743.12, 934,115.40 and 202,051.80 is: 303,077.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,743.12 : 934,115.40 = 202,051.80 : x
  2. Step 2: Convert to fraction form
    622,743.12/934,115.40 = 202,051.80/x
  3. Step 3: Cross multiply
    622,743.12x = 934,115.40 × 202,051.80
  4. Step 4: Simplify right side
    622,743.12x = 188,739,697,977.72
  5. Step 5: Solve for x
    x = 188,739,697,977.72/622,743.12
  6. Step 6: Final answer
    x = 303,077.93

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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.