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Finding the Fourth Proportional to 240,409.02, 360,726.93 and 107,277.42

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Solution

The fourth proportional to 240,409.02, 360,726.93 and 107,277.42 is: 160,966.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,409.02 : 360,726.93 = 107,277.42 : x
  2. Step 2: Convert to fraction form
    240,409.02/360,726.93 = 107,277.42/x
  3. Step 3: Cross multiply
    240,409.02x = 360,726.93 × 107,277.42
  4. Step 4: Simplify right side
    240,409.02x = 38,697,854,374.92
  5. Step 5: Solve for x
    x = 38,697,854,374.92/240,409.02
  6. Step 6: Final answer
    x = 160,966.73

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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.