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Finding the Fourth Proportional to 240,713.24, 360,813.74 and 90,889.74

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Solution

The fourth proportional to 240,713.24, 360,813.74 and 90,889.74 is: 136,237.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,713.24 : 360,813.74 = 90,889.74 : x
  2. Step 2: Convert to fraction form
    240,713.24/360,813.74 = 90,889.74/x
  3. Step 3: Cross multiply
    240,713.24x = 360,813.74 × 90,889.74
  4. Step 4: Simplify right side
    240,713.24x = 32,794,266,562.58
  5. Step 5: Solve for x
    x = 32,794,266,562.58/240,713.24
  6. Step 6: Final answer
    x = 136,237.90

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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.