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Finding the Fourth Proportional to 561,816.73, 842,550.13 and 187,752.25

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Solution

The fourth proportional to 561,816.73, 842,550.13 and 187,752.25 is: 281,569.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    561,816.73 : 842,550.13 = 187,752.25 : x
  2. Step 2: Convert to fraction form
    561,816.73/842,550.13 = 187,752.25/x
  3. Step 3: Cross multiply
    561,816.73x = 842,550.13 × 187,752.25
  4. Step 4: Simplify right side
    561,816.73x = 158,190,682,645.29
  5. Step 5: Solve for x
    x = 158,190,682,645.29/561,816.73
  6. Step 6: Final answer
    x = 281,569.90

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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.