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Finding the Fourth Proportional to 240,005.80, 360,008.70 and 229,767.40

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Solution

The fourth proportional to 240,005.80, 360,008.70 and 229,767.40 is: 344,651.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,005.80 : 360,008.70 = 229,767.40 : x
  2. Step 2: Convert to fraction form
    240,005.80/360,008.70 = 229,767.40/x
  3. Step 3: Cross multiply
    240,005.80x = 360,008.70 × 229,767.40
  4. Step 4: Simplify right side
    240,005.80x = 82,718,262,976.38
  5. Step 5: Solve for x
    x = 82,718,262,976.38/240,005.80
  6. Step 6: Final answer
    x = 344,651.10

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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.