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Finding the Fourth Proportional to 226,703.20, 340,054.80 and 187,304.80

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Solution

The fourth proportional to 226,703.20, 340,054.80 and 187,304.80 is: 280,957.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,703.20 : 340,054.80 = 187,304.80 : x
  2. Step 2: Convert to fraction form
    226,703.20/340,054.80 = 187,304.80/x
  3. Step 3: Cross multiply
    226,703.20x = 340,054.80 × 187,304.80
  4. Step 4: Simplify right side
    226,703.20x = 63,693,896,303.04
  5. Step 5: Solve for x
    x = 63,693,896,303.04/226,703.20
  6. Step 6: Final answer
    x = 280,957.20

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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.