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Finding the Fourth Proportional to 531,878.27, 797,085.61 and 227,908.55

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Solution

The fourth proportional to 531,878.27, 797,085.61 and 227,908.55 is: 341,549.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,878.27 : 797,085.61 = 227,908.55 : x
  2. Step 2: Convert to fraction form
    531,878.27/797,085.61 = 227,908.55/x
  3. Step 3: Cross multiply
    531,878.27x = 797,085.61 × 227,908.55
  4. Step 4: Simplify right side
    531,878.27x = 181,662,625,600.97
  5. Step 5: Solve for x
    x = 181,662,625,600.97/531,878.27
  6. Step 6: Final answer
    x = 341,549.25

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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.