Home / 617,305.47-930,585.04-576,155.70

Finding the Fourth Proportional to 617,305.47, 930,585.04 and 576,155.70

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Solution

The fourth proportional to 617,305.47, 930,585.04 and 576,155.70 is: 868,551.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    617,305.47 : 930,585.04 = 576,155.70 : x
  2. Step 2: Convert to fraction form
    617,305.47/930,585.04 = 576,155.70/x
  3. Step 3: Cross multiply
    617,305.47x = 930,585.04 × 576,155.70
  4. Step 4: Simplify right side
    617,305.47x = 536,161,872,249.95
  5. Step 5: Solve for x
    x = 536,161,872,249.95/617,305.47
  6. Step 6: Final answer
    x = 868,551.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.