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Finding the Fourth Proportional to 226,592.69, 312,701.51 and 124,622.60

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Solution

The fourth proportional to 226,592.69, 312,701.51 and 124,622.60 is: 171,981.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,592.69 : 312,701.51 = 124,622.60 : x
  2. Step 2: Convert to fraction form
    226,592.69/312,701.51 = 124,622.60/x
  3. Step 3: Cross multiply
    226,592.69x = 312,701.51 × 124,622.60
  4. Step 4: Simplify right side
    226,592.69x = 38,969,675,358.77
  5. Step 5: Solve for x
    x = 38,969,675,358.77/226,592.69
  6. Step 6: Final answer
    x = 171,981.17

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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.