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Finding the Fourth Proportional to 484,597.35, 726,962.58 and 164,663.28

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Solution

The fourth proportional to 484,597.35, 726,962.58 and 164,663.28 is: 247,017.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,597.35 : 726,962.58 = 164,663.28 : x
  2. Step 2: Convert to fraction form
    484,597.35/726,962.58 = 164,663.28/x
  3. Step 3: Cross multiply
    484,597.35x = 726,962.58 × 164,663.28
  4. Step 4: Simplify right side
    484,597.35x = 119,704,042,860.06
  5. Step 5: Solve for x
    x = 119,704,042,860.06/484,597.35
  6. Step 6: Final answer
    x = 247,017.53

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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.