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Finding the Fourth Proportional to 160,304.40, 240,802.20 and 154,429.20

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Solution

The fourth proportional to 160,304.40, 240,802.20 and 154,429.20 is: 231,976.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,304.40 : 240,802.20 = 154,429.20 : x
  2. Step 2: Convert to fraction form
    160,304.40/240,802.20 = 154,429.20/x
  3. Step 3: Cross multiply
    160,304.40x = 240,802.20 × 154,429.20
  4. Step 4: Simplify right side
    160,304.40x = 37,186,891,104.24
  5. Step 5: Solve for x
    x = 37,186,891,104.24/160,304.40
  6. Step 6: Final answer
    x = 231,976.73

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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.