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Finding the Fourth Proportional to 205,550.33, 283,643.78 and 124,966.67

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Solution

The fourth proportional to 205,550.33, 283,643.78 and 124,966.67 is: 172,444.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,550.33 : 283,643.78 = 124,966.67 : x
  2. Step 2: Convert to fraction form
    205,550.33/283,643.78 = 124,966.67/x
  3. Step 3: Cross multiply
    205,550.33x = 283,643.78 × 124,966.67
  4. Step 4: Simplify right side
    205,550.33x = 35,446,016,609.76
  5. Step 5: Solve for x
    x = 35,446,016,609.76/205,550.33
  6. Step 6: Final answer
    x = 172,444.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.