Home / 754,788.75-1,041,608.48-415,249.71

Finding the Fourth Proportional to 754,788.75, 1,041,608.48 and 415,249.71

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Solution

The fourth proportional to 754,788.75, 1,041,608.48 and 415,249.71 is: 573,044.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,788.75 : 1,041,608.48 = 415,249.71 : x
  2. Step 2: Convert to fraction form
    754,788.75/1,041,608.48 = 415,249.71/x
  3. Step 3: Cross multiply
    754,788.75x = 1,041,608.48 × 415,249.71
  4. Step 4: Simplify right side
    754,788.75x = 432,527,619,253.54
  5. Step 5: Solve for x
    x = 432,527,619,253.54/754,788.75
  6. Step 6: Final answer
    x = 573,044.60

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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.