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Finding the Fourth Proportional to 227,594.18, 314,079.97 and 126,992.18

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Solution

The fourth proportional to 227,594.18, 314,079.97 and 126,992.18 is: 175,249.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,594.18 : 314,079.97 = 126,992.18 : x
  2. Step 2: Convert to fraction form
    227,594.18/314,079.97 = 126,992.18/x
  3. Step 3: Cross multiply
    227,594.18x = 314,079.97 × 126,992.18
  4. Step 4: Simplify right side
    227,594.18x = 39,885,699,728.53
  5. Step 5: Solve for x
    x = 39,885,699,728.53/227,594.18
  6. Step 6: Final answer
    x = 175,249.21

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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.