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Finding the Fourth Proportional to 6,662,159.84, 9,996,934.88 and 3,250,474.47

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Solution

The fourth proportional to 6,662,159.84, 9,996,934.88 and 3,250,474.47 is: 4,877,514.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,662,159.84 : 9,996,934.88 = 3,250,474.47 : x
  2. Step 2: Convert to fraction form
    6,662,159.84/9,996,934.88 = 3,250,474.47/x
  3. Step 3: Cross multiply
    6,662,159.84x = 9,996,934.88 × 3,250,474.47
  4. Step 4: Simplify right side
    6,662,159.84x = 32,494,781,589,440.14
  5. Step 5: Solve for x
    x = 32,494,781,589,440.14/6,662,159.84
  6. Step 6: Final answer
    x = 4,877,514.56

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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.