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Finding the Fourth Proportional to 6,641.48, 9,962.22 and 2,259.29

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Solution

The fourth proportional to 6,641.48, 9,962.22 and 2,259.29 is: 3,388.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,641.48 : 9,962.22 = 2,259.29 : x
  2. Step 2: Convert to fraction form
    6,641.48/9,962.22 = 2,259.29/x
  3. Step 3: Cross multiply
    6,641.48x = 9,962.22 × 2,259.29
  4. Step 4: Simplify right side
    6,641.48x = 22,507,494.21
  5. Step 5: Solve for x
    x = 22,507,494.21/6,641.48
  6. Step 6: Final answer
    x = 3,388.93

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.