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Finding the Fourth Proportional to 310,441.96, 465,649.98 and 88,825.96

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Solution

The fourth proportional to 310,441.96, 465,649.98 and 88,825.96 is: 133,235.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,441.96 : 465,649.98 = 88,825.96 : x
  2. Step 2: Convert to fraction form
    310,441.96/465,649.98 = 88,825.96/x
  3. Step 3: Cross multiply
    310,441.96x = 465,649.98 × 88,825.96
  4. Step 4: Simplify right side
    310,441.96x = 41,361,806,497.48
  5. Step 5: Solve for x
    x = 41,361,806,497.48/310,441.96
  6. Step 6: Final answer
    x = 133,235.23

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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.