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Finding the Fourth Proportional to 543,650.13, 750,216.60 and 301,948.29

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Solution

The fourth proportional to 543,650.13, 750,216.60 and 301,948.29 is: 416,677.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,650.13 : 750,216.60 = 301,948.29 : x
  2. Step 2: Convert to fraction form
    543,650.13/750,216.60 = 301,948.29/x
  3. Step 3: Cross multiply
    543,650.13x = 750,216.60 × 301,948.29
  4. Step 4: Simplify right side
    543,650.13x = 226,526,619,499.61
  5. Step 5: Solve for x
    x = 226,526,619,499.61/543,650.13
  6. Step 6: Final answer
    x = 416,677.21

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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.