Home / 960,545.59-1,440,818.38-361,641.11

Finding the Fourth Proportional to 960,545.59, 1,440,818.38 and 361,641.11

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Solution

The fourth proportional to 960,545.59, 1,440,818.38 and 361,641.11 is: 542,461.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    960,545.59 : 1,440,818.38 = 361,641.11 : x
  2. Step 2: Convert to fraction form
    960,545.59/1,440,818.38 = 361,641.11/x
  3. Step 3: Cross multiply
    960,545.59x = 1,440,818.38 × 361,641.11
  4. Step 4: Simplify right side
    960,545.59x = 521,059,151,499.56
  5. Step 5: Solve for x
    x = 521,059,151,499.56/960,545.59
  6. Step 6: Final answer
    x = 542,461.66

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.