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Finding the Fourth Proportional to 543,233.04, 749,647.56 and 301,508.52

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Solution

The fourth proportional to 543,233.04, 749,647.56 and 301,508.52 is: 416,073.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,233.04 : 749,647.56 = 301,508.52 : x
  2. Step 2: Convert to fraction form
    543,233.04/749,647.56 = 301,508.52/x
  3. Step 3: Cross multiply
    543,233.04x = 749,647.56 × 301,508.52
  4. Step 4: Simplify right side
    543,233.04x = 226,025,126,337.21
  5. Step 5: Solve for x
    x = 226,025,126,337.21/543,233.04
  6. Step 6: Final answer
    x = 416,073.97

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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.