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Finding the Fourth Proportional to 7,312.24, 10,958.24 and 6,335.92

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Solution

The fourth proportional to 7,312.24, 10,958.24 and 6,335.92 is: 9,495.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,312.24 : 10,958.24 = 6,335.92 : x
  2. Step 2: Convert to fraction form
    7,312.24/10,958.24 = 6,335.92/x
  3. Step 3: Cross multiply
    7,312.24x = 10,958.24 × 6,335.92
  4. Step 4: Simplify right side
    7,312.24x = 69,430,531.98
  5. Step 5: Solve for x
    x = 69,430,531.98/7,312.24
  6. Step 6: Final answer
    x = 9,495.11

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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.