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Finding the Fourth Proportional to 484,958.40, 727,437.60 and 296,001.60

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Solution

The fourth proportional to 484,958.40, 727,437.60 and 296,001.60 is: 444,002.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,958.40 : 727,437.60 = 296,001.60 : x
  2. Step 2: Convert to fraction form
    484,958.40/727,437.60 = 296,001.60/x
  3. Step 3: Cross multiply
    484,958.40x = 727,437.60 × 296,001.60
  4. Step 4: Simplify right side
    484,958.40x = 215,322,693,500.16
  5. Step 5: Solve for x
    x = 215,322,693,500.16/484,958.40
  6. Step 6: Final answer
    x = 444,002.40

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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.