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Finding the Fourth Proportional to 240,726.55, 360,925.80 and 114,427.30

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Solution

The fourth proportional to 240,726.55, 360,925.80 and 114,427.30 is: 171,562.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,726.55 : 360,925.80 = 114,427.30 : x
  2. Step 2: Convert to fraction form
    240,726.55/360,925.80 = 114,427.30/x
  3. Step 3: Cross multiply
    240,726.55x = 360,925.80 × 114,427.30
  4. Step 4: Simplify right side
    240,726.55x = 41,299,764,794.34
  5. Step 5: Solve for x
    x = 41,299,764,794.34/240,726.55
  6. Step 6: Final answer
    x = 171,562.98

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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.