Home / 814,344.27-1,123,796.43-451,768.13

Finding the Fourth Proportional to 814,344.27, 1,123,796.43 and 451,768.13

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Solution

The fourth proportional to 814,344.27, 1,123,796.43 and 451,768.13 is: 623,440.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,344.27 : 1,123,796.43 = 451,768.13 : x
  2. Step 2: Convert to fraction form
    814,344.27/1,123,796.43 = 451,768.13/x
  3. Step 3: Cross multiply
    814,344.27x = 1,123,796.43 × 451,768.13
  4. Step 4: Simplify right side
    814,344.27x = 507,695,411,681.78
  5. Step 5: Solve for x
    x = 507,695,411,681.78/814,344.27
  6. Step 6: Final answer
    x = 623,440.76

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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.