Home / 747,124.80-1,120,297.85-267,167.58

Finding the Fourth Proportional to 747,124.80, 1,120,297.85 and 267,167.58

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Solution

The fourth proportional to 747,124.80, 1,120,297.85 and 267,167.58 is: 400,612.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,124.80 : 1,120,297.85 = 267,167.58 : x
  2. Step 2: Convert to fraction form
    747,124.80/1,120,297.85 = 267,167.58/x
  3. Step 3: Cross multiply
    747,124.80x = 1,120,297.85 × 267,167.58
  4. Step 4: Simplify right side
    747,124.80x = 299,307,264,127.87
  5. Step 5: Solve for x
    x = 299,307,264,127.87/747,124.80
  6. Step 6: Final answer
    x = 400,612.14

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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.