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Finding the Fourth Proportional to 223,246.56, 334,869.76 and 98,562.72

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Solution

The fourth proportional to 223,246.56, 334,869.76 and 98,562.72 is: 147,844.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,246.56 : 334,869.76 = 98,562.72 : x
  2. Step 2: Convert to fraction form
    223,246.56/334,869.76 = 98,562.72/x
  3. Step 3: Cross multiply
    223,246.56x = 334,869.76 × 98,562.72
  4. Step 4: Simplify right side
    223,246.56x = 33,005,674,391.35
  5. Step 5: Solve for x
    x = 33,005,674,391.35/223,246.56
  6. Step 6: Final answer
    x = 147,844.04

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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.