Home / 627,809.40-944,046.90-525,166.20

Finding the Fourth Proportional to 627,809.40, 944,046.90 and 525,166.20

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Solution

The fourth proportional to 627,809.40, 944,046.90 and 525,166.20 is: 789,700.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,809.40 : 944,046.90 = 525,166.20 : x
  2. Step 2: Convert to fraction form
    627,809.40/944,046.90 = 525,166.20/x
  3. Step 3: Cross multiply
    627,809.40x = 944,046.90 × 525,166.20
  4. Step 4: Simplify right side
    627,809.40x = 495,781,523,094.78
  5. Step 5: Solve for x
    x = 495,781,523,094.78/627,809.40
  6. Step 6: Final answer
    x = 789,700.70

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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.