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Finding the Fourth Proportional to 233,645.01, 322,429.92 and 126,215.01

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Solution

The fourth proportional to 233,645.01, 322,429.92 and 126,215.01 is: 174,176.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,645.01 : 322,429.92 = 126,215.01 : x
  2. Step 2: Convert to fraction form
    233,645.01/322,429.92 = 126,215.01/x
  3. Step 3: Cross multiply
    233,645.01x = 322,429.92 × 126,215.01
  4. Step 4: Simplify right side
    233,645.01x = 40,695,495,103.79
  5. Step 5: Solve for x
    x = 40,695,495,103.79/233,645.01
  6. Step 6: Final answer
    x = 174,176.61

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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.