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Finding the Fourth Proportional to 322,935,619.70, 484,403,429.55 and 322,935,619.70

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Solution

The fourth proportional to 322,935,619.70, 484,403,429.55 and 322,935,619.70 is: 484,403,429.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,935,619.70 : 484,403,429.55 = 322,935,619.70 : x
  2. Step 2: Convert to fraction form
    322,935,619.70/484,403,429.55 = 322,935,619.70/x
  3. Step 3: Cross multiply
    322,935,619.70x = 484,403,429.55 × 322,935,619.70
  4. Step 4: Simplify right side
    322,935,619.70x = 156,431,121,706,534,528
  5. Step 5: Solve for x
    x = 156,431,121,706,534,528/322,935,619.70
  6. Step 6: Final answer
    x = 484,403,429.55

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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.