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Finding the Fourth Proportional to 234,058.83, 323,000.34 and 126,628.91

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Solution

The fourth proportional to 234,058.83, 323,000.34 and 126,628.91 is: 174,747.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,058.83 : 323,000.34 = 126,628.91 : x
  2. Step 2: Convert to fraction form
    234,058.83/323,000.34 = 126,628.91/x
  3. Step 3: Cross multiply
    234,058.83x = 323,000.34 × 126,628.91
  4. Step 4: Simplify right side
    234,058.83x = 40,901,179,368.83
  5. Step 5: Solve for x
    x = 40,901,179,368.83/234,058.83
  6. Step 6: Final answer
    x = 174,747.43

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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.