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Finding the Fourth Proportional to 615,894.73, 843,761.66 and 592,867.97

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Solution

The fourth proportional to 615,894.73, 843,761.66 and 592,867.97 is: 812,215.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,894.73 : 843,761.66 = 592,867.97 : x
  2. Step 2: Convert to fraction form
    615,894.73/843,761.66 = 592,867.97/x
  3. Step 3: Cross multiply
    615,894.73x = 843,761.66 × 592,867.97
  4. Step 4: Simplify right side
    615,894.73x = 500,239,262,528.03
  5. Step 5: Solve for x
    x = 500,239,262,528.03/615,894.73
  6. Step 6: Final answer
    x = 812,215.53

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.