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Finding the Fourth Proportional to 5,965.40, 8,948.10 and 4,585.70

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Solution

The fourth proportional to 5,965.40, 8,948.10 and 4,585.70 is: 6,878.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,965.40 : 8,948.10 = 4,585.70 : x
  2. Step 2: Convert to fraction form
    5,965.40/8,948.10 = 4,585.70/x
  3. Step 3: Cross multiply
    5,965.40x = 8,948.10 × 4,585.70
  4. Step 4: Simplify right side
    5,965.40x = 41,033,302.17
  5. Step 5: Solve for x
    x = 41,033,302.17/5,965.40
  6. Step 6: Final answer
    x = 6,878.55

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Similar ratio
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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.