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Finding the Fourth Proportional to 543,559.44, 750,086.76 and 301,857.48

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Solution

The fourth proportional to 543,559.44, 750,086.76 and 301,857.48 is: 416,549.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,559.44 : 750,086.76 = 301,857.48 : x
  2. Step 2: Convert to fraction form
    543,559.44/750,086.76 = 301,857.48/x
  3. Step 3: Cross multiply
    543,559.44x = 750,086.76 × 301,857.48
  4. Step 4: Simplify right side
    543,559.44x = 226,419,299,154.97
  5. Step 5: Solve for x
    x = 226,419,299,154.97/543,559.44
  6. Step 6: Final answer
    x = 416,549.29

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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.