Home / 625,555.38-938,333.18-152,240.75

Finding the Fourth Proportional to 625,555.38, 938,333.18 and 152,240.75

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Solution

The fourth proportional to 625,555.38, 938,333.18 and 152,240.75 is: 228,361.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,555.38 : 938,333.18 = 152,240.75 : x
  2. Step 2: Convert to fraction form
    625,555.38/938,333.18 = 152,240.75/x
  3. Step 3: Cross multiply
    625,555.38x = 938,333.18 × 152,240.75
  4. Step 4: Simplify right side
    625,555.38x = 142,852,541,620.22
  5. Step 5: Solve for x
    x = 142,852,541,620.22/625,555.38
  6. Step 6: Final answer
    x = 228,361.14

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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.