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Finding the Fourth Proportional to 227,957.63, 341,886.05 and 65,816.45

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Solution

The fourth proportional to 227,957.63, 341,886.05 and 65,816.45 is: 98,710.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,957.63 : 341,886.05 = 65,816.45 : x
  2. Step 2: Convert to fraction form
    227,957.63/341,886.05 = 65,816.45/x
  3. Step 3: Cross multiply
    227,957.63x = 341,886.05 × 65,816.45
  4. Step 4: Simplify right side
    227,957.63x = 22,501,726,115.52
  5. Step 5: Solve for x
    x = 22,501,726,115.52/227,957.63
  6. Step 6: Final answer
    x = 98,710.13

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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.