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Finding the Fourth Proportional to 229,963.50, 344,945.25 and 63,751.50

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Solution

The fourth proportional to 229,963.50, 344,945.25 and 63,751.50 is: 95,627.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,963.50 : 344,945.25 = 63,751.50 : x
  2. Step 2: Convert to fraction form
    229,963.50/344,945.25 = 63,751.50/x
  3. Step 3: Cross multiply
    229,963.50x = 344,945.25 × 63,751.50
  4. Step 4: Simplify right side
    229,963.50x = 21,990,777,105.38
  5. Step 5: Solve for x
    x = 21,990,777,105.38/229,963.50
  6. Step 6: Final answer
    x = 95,627.25

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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.