Home / 922,262.04-1,272,723.87-514,390.30

Finding the Fourth Proportional to 922,262.04, 1,272,723.87 and 514,390.30

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Solution

The fourth proportional to 922,262.04, 1,272,723.87 and 514,390.30 is: 709,859.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,262.04 : 1,272,723.87 = 514,390.30 : x
  2. Step 2: Convert to fraction form
    922,262.04/1,272,723.87 = 514,390.30/x
  3. Step 3: Cross multiply
    922,262.04x = 1,272,723.87 × 514,390.30
  4. Step 4: Simplify right side
    922,262.04x = 654,676,813,306.46
  5. Step 5: Solve for x
    x = 654,676,813,306.46/922,262.04
  6. Step 6: Final answer
    x = 709,859.87

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.