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Finding the Fourth Proportional to 3,788.13, 5,223.15 and 2,593.71

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Solution

The fourth proportional to 3,788.13, 5,223.15 and 2,593.71 is: 3,576.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,788.13 : 5,223.15 = 2,593.71 : x
  2. Step 2: Convert to fraction form
    3,788.13/5,223.15 = 2,593.71/x
  3. Step 3: Cross multiply
    3,788.13x = 5,223.15 × 2,593.71
  4. Step 4: Simplify right side
    3,788.13x = 13,547,336.39
  5. Step 5: Solve for x
    x = 13,547,336.39/3,788.13
  6. Step 6: Final answer
    x = 3,576.26

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Half scale
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Double scale
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Similar ratio
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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.