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Finding the Fourth Proportional to 240,213.60, 360,028.80 and 106,952.40

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Solution

The fourth proportional to 240,213.60, 360,028.80 and 106,952.40 is: 160,298.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,213.60 : 360,028.80 = 106,952.40 : x
  2. Step 2: Convert to fraction form
    240,213.60/360,028.80 = 106,952.40/x
  3. Step 3: Cross multiply
    240,213.60x = 360,028.80 × 106,952.40
  4. Step 4: Simplify right side
    240,213.60x = 38,505,944,229.12
  5. Step 5: Solve for x
    x = 38,505,944,229.12/240,213.60
  6. Step 6: Final answer
    x = 160,298.77

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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.