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Finding the Fourth Proportional to 445,481.76, 614,777.04 and 254,526.24

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Solution

The fourth proportional to 445,481.76, 614,777.04 and 254,526.24 is: 351,253.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,481.76 : 614,777.04 = 254,526.24 : x
  2. Step 2: Convert to fraction form
    445,481.76/614,777.04 = 254,526.24/x
  3. Step 3: Cross multiply
    445,481.76x = 614,777.04 × 254,526.24
  4. Step 4: Simplify right side
    445,481.76x = 156,476,888,429.53
  5. Step 5: Solve for x
    x = 156,476,888,429.53/445,481.76
  6. Step 6: Final answer
    x = 351,253.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.