Home / 814,150.17-1,123,562.88-451,549.62

Finding the Fourth Proportional to 814,150.17, 1,123,562.88 and 451,549.62

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Solution

The fourth proportional to 814,150.17, 1,123,562.88 and 451,549.62 is: 623,158.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,150.17 : 1,123,562.88 = 451,549.62 : x
  2. Step 2: Convert to fraction form
    814,150.17/1,123,562.88 = 451,549.62/x
  3. Step 3: Cross multiply
    814,150.17x = 1,123,562.88 × 451,549.62
  4. Step 4: Simplify right side
    814,150.17x = 507,344,391,510.11
  5. Step 5: Solve for x
    x = 507,344,391,510.11/814,150.17
  6. Step 6: Final answer
    x = 623,158.25

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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.