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Finding the Fourth Proportional to 295,891, 443,948.28 and 177,644.77

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Solution

The fourth proportional to 295,891, 443,948.28 and 177,644.77 is: 266,534.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,891 : 443,948.28 = 177,644.77 : x
  2. Step 2: Convert to fraction form
    295,891/443,948.28 = 177,644.77/x
  3. Step 3: Cross multiply
    295,891x = 443,948.28 × 177,644.77
  4. Step 4: Simplify right side
    295,891x = 78,865,090,092.50
  5. Step 5: Solve for x
    x = 78,865,090,092.50/295,891
  6. Step 6: Final answer
    x = 266,534.26

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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.