Home / 755,445.59-1,132,456.06-376,007.61

Finding the Fourth Proportional to 755,445.59, 1,132,456.06 and 376,007.61

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Solution

The fourth proportional to 755,445.59, 1,132,456.06 and 376,007.61 is: 563,656.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,445.59 : 1,132,456.06 = 376,007.61 : x
  2. Step 2: Convert to fraction form
    755,445.59/1,132,456.06 = 376,007.61/x
  3. Step 3: Cross multiply
    755,445.59x = 1,132,456.06 × 376,007.61
  4. Step 4: Simplify right side
    755,445.59x = 425,812,096,550.62
  5. Step 5: Solve for x
    x = 425,812,096,550.62/755,445.59
  6. Step 6: Final answer
    x = 563,656.87

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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.