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Finding the Fourth Proportional to 483,506.64, 725,337.72 and 203,104.08

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Solution

The fourth proportional to 483,506.64, 725,337.72 and 203,104.08 is: 304,688.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,506.64 : 725,337.72 = 203,104.08 : x
  2. Step 2: Convert to fraction form
    483,506.64/725,337.72 = 203,104.08/x
  3. Step 3: Cross multiply
    483,506.64x = 725,337.72 × 203,104.08
  4. Step 4: Simplify right side
    483,506.64x = 147,319,050,309.90
  5. Step 5: Solve for x
    x = 147,319,050,309.90/483,506.64
  6. Step 6: Final answer
    x = 304,688.78

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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.