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Finding the Fourth Proportional to 144,846.80, 188,508.20 and 144,846.80

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Solution

The fourth proportional to 144,846.80, 188,508.20 and 144,846.80 is: 188,508.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,846.80 : 188,508.20 = 144,846.80 : x
  2. Step 2: Convert to fraction form
    144,846.80/188,508.20 = 144,846.80/x
  3. Step 3: Cross multiply
    144,846.80x = 188,508.20 × 144,846.80
  4. Step 4: Simplify right side
    144,846.80x = 27,304,809,543.76
  5. Step 5: Solve for x
    x = 27,304,809,543.76/144,846.80
  6. Step 6: Final answer
    x = 188,508.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.30) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.