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Finding the Fourth Proportional to 240,616.40, 360,924.60 and 165,966.80

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Solution

The fourth proportional to 240,616.40, 360,924.60 and 165,966.80 is: 248,950.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,616.40 : 360,924.60 = 165,966.80 : x
  2. Step 2: Convert to fraction form
    240,616.40/360,924.60 = 165,966.80/x
  3. Step 3: Cross multiply
    240,616.40x = 360,924.60 × 165,966.80
  4. Step 4: Simplify right side
    240,616.40x = 59,901,500,903.28
  5. Step 5: Solve for x
    x = 59,901,500,903.28/240,616.40
  6. Step 6: Final answer
    x = 248,950.20

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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.