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Finding the Fourth Proportional to 585,470.40, 875,799.90 and 467,372.40

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Solution

The fourth proportional to 585,470.40, 875,799.90 and 467,372.40 is: 699,138.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,470.40 : 875,799.90 = 467,372.40 : x
  2. Step 2: Convert to fraction form
    585,470.40/875,799.90 = 467,372.40/x
  3. Step 3: Cross multiply
    585,470.40x = 875,799.90 × 467,372.40
  4. Step 4: Simplify right side
    585,470.40x = 409,324,701,182.76
  5. Step 5: Solve for x
    x = 409,324,701,182.76/585,470.40
  6. Step 6: Final answer
    x = 699,138.17

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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.