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Finding the Fourth Proportional to 333,447.50, 500,223.20 and 108,755.66

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Solution

The fourth proportional to 333,447.50, 500,223.20 and 108,755.66 is: 163,150.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,447.50 : 500,223.20 = 108,755.66 : x
  2. Step 2: Convert to fraction form
    333,447.50/500,223.20 = 108,755.66/x
  3. Step 3: Cross multiply
    333,447.50x = 500,223.20 × 108,755.66
  4. Step 4: Simplify right side
    333,447.50x = 54,402,102,034.09
  5. Step 5: Solve for x
    x = 54,402,102,034.09/333,447.50
  6. Step 6: Final answer
    x = 163,150.43

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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.