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Finding the Fourth Proportional to 5,335.59, 7,363.14 and 2,977.83

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Solution

The fourth proportional to 5,335.59, 7,363.14 and 2,977.83 is: 4,109.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,335.59 : 7,363.14 = 2,977.83 : x
  2. Step 2: Convert to fraction form
    5,335.59/7,363.14 = 2,977.83/x
  3. Step 3: Cross multiply
    5,335.59x = 7,363.14 × 2,977.83
  4. Step 4: Simplify right side
    5,335.59x = 21,926,179.19
  5. Step 5: Solve for x
    x = 21,926,179.19/5,335.59
  6. Step 6: Final answer
    x = 4,109.42

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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.