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Finding the Fourth Proportional to 552,003.90, 826,839.45 and 552,003.90

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Solution

The fourth proportional to 552,003.90, 826,839.45 and 552,003.90 is: 826,839.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,003.90 : 826,839.45 = 552,003.90 : x
  2. Step 2: Convert to fraction form
    552,003.90/826,839.45 = 552,003.90/x
  3. Step 3: Cross multiply
    552,003.90x = 826,839.45 × 552,003.90
  4. Step 4: Simplify right side
    552,003.90x = 456,418,601,073.86
  5. Step 5: Solve for x
    x = 456,418,601,073.86/552,003.90
  6. Step 6: Final answer
    x = 826,839.45

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1.5x scale

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.