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Finding the Fourth Proportional to 229,429.80, 344,144.70 and 149,713.65

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Solution

The fourth proportional to 229,429.80, 344,144.70 and 149,713.65 is: 224,570.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,429.80 : 344,144.70 = 149,713.65 : x
  2. Step 2: Convert to fraction form
    229,429.80/344,144.70 = 149,713.65/x
  3. Step 3: Cross multiply
    229,429.80x = 344,144.70 × 149,713.65
  4. Step 4: Simplify right side
    229,429.80x = 51,523,159,165.16
  5. Step 5: Solve for x
    x = 51,523,159,165.16/229,429.80
  6. Step 6: Final answer
    x = 224,570.48

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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.