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Finding the Fourth Proportional to 240,173.31, 360,259.43 and 225,558.71

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Solution

The fourth proportional to 240,173.31, 360,259.43 and 225,558.71 is: 338,337.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,173.31 : 360,259.43 = 225,558.71 : x
  2. Step 2: Convert to fraction form
    240,173.31/360,259.43 = 225,558.71/x
  3. Step 3: Cross multiply
    240,173.31x = 360,259.43 × 225,558.71
  4. Step 4: Simplify right side
    240,173.31x = 81,259,649,367.04
  5. Step 5: Solve for x
    x = 81,259,649,367.04/240,173.31
  6. Step 6: Final answer
    x = 338,337.55

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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.