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Finding the Fourth Proportional to 10,372.64, 14,309.72 and 6,593.80

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Solution

The fourth proportional to 10,372.64, 14,309.72 and 6,593.80 is: 9,096.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,372.64 : 14,309.72 = 6,593.80 : x
  2. Step 2: Convert to fraction form
    10,372.64/14,309.72 = 6,593.80/x
  3. Step 3: Cross multiply
    10,372.64x = 14,309.72 × 6,593.80
  4. Step 4: Simplify right side
    10,372.64x = 94,355,431.74
  5. Step 5: Solve for x
    x = 94,355,431.74/10,372.64
  6. Step 6: Final answer
    x = 9,096.57

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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.