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Finding the Fourth Proportional to 279,037.29, 418,095.85 and 160,808.01

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Solution

The fourth proportional to 279,037.29, 418,095.85 and 160,808.01 is: 240,946.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,037.29 : 418,095.85 = 160,808.01 : x
  2. Step 2: Convert to fraction form
    279,037.29/418,095.85 = 160,808.01/x
  3. Step 3: Cross multiply
    279,037.29x = 418,095.85 × 160,808.01
  4. Step 4: Simplify right side
    279,037.29x = 67,233,161,627.76
  5. Step 5: Solve for x
    x = 67,233,161,627.76/279,037.29
  6. Step 6: Final answer
    x = 240,946.87

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.