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Finding the Fourth Proportional to 552,616.24, 762,542.76 and 348,590.56

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Solution

The fourth proportional to 552,616.24, 762,542.76 and 348,590.56 is: 481,012.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,616.24 : 762,542.76 = 348,590.56 : x
  2. Step 2: Convert to fraction form
    552,616.24/762,542.76 = 348,590.56/x
  3. Step 3: Cross multiply
    552,616.24x = 762,542.76 × 348,590.56
  4. Step 4: Simplify right side
    552,616.24x = 265,815,207,732.35
  5. Step 5: Solve for x
    x = 265,815,207,732.35/552,616.24
  6. Step 6: Final answer
    x = 481,012.30

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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.