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Finding the Fourth Proportional to 223,240.61, 334,907.05 and 73,489.89

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Solution

The fourth proportional to 223,240.61, 334,907.05 and 73,489.89 is: 110,250.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,240.61 : 334,907.05 = 73,489.89 : x
  2. Step 2: Convert to fraction form
    223,240.61/334,907.05 = 73,489.89/x
  3. Step 3: Cross multiply
    223,240.61x = 334,907.05 × 73,489.89
  4. Step 4: Simplify right side
    223,240.61x = 24,612,282,264.72
  5. Step 5: Solve for x
    x = 24,612,282,264.72/223,240.61
  6. Step 6: Final answer
    x = 110,250.02

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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.