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Finding the Fourth Proportional to 584,630.97, 807,347.88 and 552,789.49

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Solution

The fourth proportional to 584,630.97, 807,347.88 and 552,789.49 is: 763,376.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,630.97 : 807,347.88 = 552,789.49 : x
  2. Step 2: Convert to fraction form
    584,630.97/807,347.88 = 552,789.49/x
  3. Step 3: Cross multiply
    584,630.97x = 807,347.88 × 552,789.49
  4. Step 4: Simplify right side
    584,630.97x = 446,293,422,837.78
  5. Step 5: Solve for x
    x = 446,293,422,837.78/584,630.97
  6. Step 6: Final answer
    x = 763,376.29

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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.