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Finding the Fourth Proportional to 484,005.30, 726,007.50 and 147,044.58

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Solution

The fourth proportional to 484,005.30, 726,007.50 and 147,044.58 is: 220,566.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,005.30 : 726,007.50 = 147,044.58 : x
  2. Step 2: Convert to fraction form
    484,005.30/726,007.50 = 147,044.58/x
  3. Step 3: Cross multiply
    484,005.30x = 726,007.50 × 147,044.58
  4. Step 4: Simplify right side
    484,005.30x = 106,755,467,914.35
  5. Step 5: Solve for x
    x = 106,755,467,914.35/484,005.30
  6. Step 6: Final answer
    x = 220,566.73

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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.