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Finding the Fourth Proportional to 659,233.62, 909,679.41 and 523,595.88

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Solution

The fourth proportional to 659,233.62, 909,679.41 and 523,595.88 is: 722,512.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    659,233.62 : 909,679.41 = 523,595.88 : x
  2. Step 2: Convert to fraction form
    659,233.62/909,679.41 = 523,595.88/x
  3. Step 3: Cross multiply
    659,233.62x = 909,679.41 × 523,595.88
  4. Step 4: Simplify right side
    659,233.62x = 476,304,391,196.83
  5. Step 5: Solve for x
    x = 476,304,391,196.83/659,233.62
  6. Step 6: Final answer
    x = 722,512.29

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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.