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Finding the Fourth Proportional to 223,239.61, 334,905.55 and 73,488.89

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Solution

The fourth proportional to 223,239.61, 334,905.55 and 73,488.89 is: 110,248.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,239.61 : 334,905.55 = 73,488.89 : x
  2. Step 2: Convert to fraction form
    223,239.61/334,905.55 = 73,488.89/x
  3. Step 3: Cross multiply
    223,239.61x = 334,905.55 × 73,488.89
  4. Step 4: Simplify right side
    223,239.61x = 24,611,835,266.09
  5. Step 5: Solve for x
    x = 24,611,835,266.09/223,239.61
  6. Step 6: Final answer
    x = 110,248.51

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1.5x scale

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.