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Finding the Fourth Proportional to 175,449.60, 262,785.60 and 144,345.60

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Solution

The fourth proportional to 175,449.60, 262,785.60 and 144,345.60 is: 216,198.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,449.60 : 262,785.60 = 144,345.60 : x
  2. Step 2: Convert to fraction form
    175,449.60/262,785.60 = 144,345.60/x
  3. Step 3: Cross multiply
    175,449.60x = 262,785.60 × 144,345.60
  4. Step 4: Simplify right side
    175,449.60x = 37,931,945,103.36
  5. Step 5: Solve for x
    x = 37,931,945,103.36/175,449.60
  6. Step 6: Final answer
    x = 216,198.53

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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.