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Finding the Fourth Proportional to 564,934.53, 847,401.52 and 144,210.27

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Solution

The fourth proportional to 564,934.53, 847,401.52 and 144,210.27 is: 216,315.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    564,934.53 : 847,401.52 = 144,210.27 : x
  2. Step 2: Convert to fraction form
    564,934.53/847,401.52 = 144,210.27/x
  3. Step 3: Cross multiply
    564,934.53x = 847,401.52 × 144,210.27
  4. Step 4: Simplify right side
    564,934.53x = 122,204,001,997.61
  5. Step 5: Solve for x
    x = 122,204,001,997.61/564,934.53
  6. Step 6: Final answer
    x = 216,315.33

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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.