Home / 814,184.04-1,123,574.22-451,612.20

Finding the Fourth Proportional to 814,184.04, 1,123,574.22 and 451,612.20

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Solution

The fourth proportional to 814,184.04, 1,123,574.22 and 451,612.20 is: 623,224.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,184.04 : 1,123,574.22 = 451,612.20 : x
  2. Step 2: Convert to fraction form
    814,184.04/1,123,574.22 = 451,612.20/x
  3. Step 3: Cross multiply
    814,184.04x = 1,123,574.22 × 451,612.20
  4. Step 4: Simplify right side
    814,184.04x = 507,419,825,357.48
  5. Step 5: Solve for x
    x = 507,419,825,357.48/814,184.04
  6. Step 6: Final answer
    x = 623,224.97

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Half scale
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Double scale
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Similar ratio
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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.