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Finding the Fourth Proportional to 4,860.71, 7,291.02 and 2,227.47

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Solution

The fourth proportional to 4,860.71, 7,291.02 and 2,227.47 is: 3,341.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,860.71 : 7,291.02 = 2,227.47 : x
  2. Step 2: Convert to fraction form
    4,860.71/7,291.02 = 2,227.47/x
  3. Step 3: Cross multiply
    4,860.71x = 7,291.02 × 2,227.47
  4. Step 4: Simplify right side
    4,860.71x = 16,240,480.73
  5. Step 5: Solve for x
    x = 16,240,480.73/4,860.71
  6. Step 6: Final answer
    x = 3,341.17

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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.