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Finding the Fourth Proportional to 226,301.50, 312,301.57 and 124,333.56

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Solution

The fourth proportional to 226,301.50, 312,301.57 and 124,333.56 is: 171,583.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,301.50 : 312,301.57 = 124,333.56 : x
  2. Step 2: Convert to fraction form
    226,301.50/312,301.57 = 124,333.56/x
  3. Step 3: Cross multiply
    226,301.50x = 312,301.57 × 124,333.56
  4. Step 4: Simplify right side
    226,301.50x = 38,829,565,370.02
  5. Step 5: Solve for x
    x = 38,829,565,370.02/226,301.50
  6. Step 6: Final answer
    x = 171,583.34

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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.