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Finding the Fourth Proportional to 246,801.20, 370,201.80 and 59,812.70

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Solution

The fourth proportional to 246,801.20, 370,201.80 and 59,812.70 is: 89,719.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,801.20 : 370,201.80 = 59,812.70 : x
  2. Step 2: Convert to fraction form
    246,801.20/370,201.80 = 59,812.70/x
  3. Step 3: Cross multiply
    246,801.20x = 370,201.80 × 59,812.70
  4. Step 4: Simplify right side
    246,801.20x = 22,142,769,322.09
  5. Step 5: Solve for x
    x = 22,142,769,322.09/246,801.20
  6. Step 6: Final answer
    x = 89,719.05

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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.