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Finding the Fourth Proportional to 4,340.88, 5,985.74 and 4,249.74

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Solution

The fourth proportional to 4,340.88, 5,985.74 and 4,249.74 is: 5,860.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,340.88 : 5,985.74 = 4,249.74 : x
  2. Step 2: Convert to fraction form
    4,340.88/5,985.74 = 4,249.74/x
  3. Step 3: Cross multiply
    4,340.88x = 5,985.74 × 4,249.74
  4. Step 4: Simplify right side
    4,340.88x = 25,437,838.71
  5. Step 5: Solve for x
    x = 25,437,838.71/4,340.88
  6. Step 6: Final answer
    x = 5,860.06

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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.