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Finding the Fourth Proportional to 241,461.72, 361,970.84 and 83,579.76

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Solution

The fourth proportional to 241,461.72, 361,970.84 and 83,579.76 is: 125,292.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,461.72 : 361,970.84 = 83,579.76 : x
  2. Step 2: Convert to fraction form
    241,461.72/361,970.84 = 83,579.76/x
  3. Step 3: Cross multiply
    241,461.72x = 361,970.84 × 83,579.76
  4. Step 4: Simplify right side
    241,461.72x = 30,253,435,934.20
  5. Step 5: Solve for x
    x = 30,253,435,934.20/241,461.72
  6. Step 6: Final answer
    x = 125,292.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.