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Finding the Fourth Proportional to 241,417.60, 361,980.96 and 108,273.76

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Solution

The fourth proportional to 241,417.60, 361,980.96 and 108,273.76 is: 162,345.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,417.60 : 361,980.96 = 108,273.76 : x
  2. Step 2: Convert to fraction form
    241,417.60/361,980.96 = 108,273.76/x
  3. Step 3: Cross multiply
    241,417.60x = 361,980.96 × 108,273.76
  4. Step 4: Simplify right side
    241,417.60x = 39,193,039,587.61
  5. Step 5: Solve for x
    x = 39,193,039,587.61/241,417.60
  6. Step 6: Final answer
    x = 162,345.41

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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.