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Finding the Fourth Proportional to 240,575.94, 360,842.85 and 72,133.88

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Solution

The fourth proportional to 240,575.94, 360,842.85 and 72,133.88 is: 108,194.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,575.94 : 360,842.85 = 72,133.88 : x
  2. Step 2: Convert to fraction form
    240,575.94/360,842.85 = 72,133.88/x
  3. Step 3: Cross multiply
    240,575.94x = 360,842.85 × 72,133.88
  4. Step 4: Simplify right side
    240,575.94x = 26,028,993,036.54
  5. Step 5: Solve for x
    x = 26,028,993,036.54/240,575.94
  6. Step 6: Final answer
    x = 108,194.50

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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.