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Finding the Fourth Proportional to 546,609.76, 818,981.52 and 296,844.64

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Solution

The fourth proportional to 546,609.76, 818,981.52 and 296,844.64 is: 444,760.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,609.76 : 818,981.52 = 296,844.64 : x
  2. Step 2: Convert to fraction form
    546,609.76/818,981.52 = 296,844.64/x
  3. Step 3: Cross multiply
    546,609.76x = 818,981.52 × 296,844.64
  4. Step 4: Simplify right side
    546,609.76x = 243,110,274,471.05
  5. Step 5: Solve for x
    x = 243,110,274,471.05/546,609.76
  6. Step 6: Final answer
    x = 444,760.22

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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.