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Finding the Fourth Proportional to 251,759.41, 377,549.14 and 83,248.63

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Solution

The fourth proportional to 251,759.41, 377,549.14 and 83,248.63 is: 124,843.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,759.41 : 377,549.14 = 83,248.63 : x
  2. Step 2: Convert to fraction form
    251,759.41/377,549.14 = 83,248.63/x
  3. Step 3: Cross multiply
    251,759.41x = 377,549.14 × 83,248.63
  4. Step 4: Simplify right side
    251,759.41x = 31,430,448,662.68
  5. Step 5: Solve for x
    x = 31,430,448,662.68/251,759.41
  6. Step 6: Final answer
    x = 124,843.19

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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.