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Finding the Fourth Proportional to 7,296.80, 10,063.04 and 6,176.57

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Solution

The fourth proportional to 7,296.80, 10,063.04 and 6,176.57 is: 8,518.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,296.80 : 10,063.04 = 6,176.57 : x
  2. Step 2: Convert to fraction form
    7,296.80/10,063.04 = 6,176.57/x
  3. Step 3: Cross multiply
    7,296.80x = 10,063.04 × 6,176.57
  4. Step 4: Simplify right side
    7,296.80x = 62,154,989.77
  5. Step 5: Solve for x
    x = 62,154,989.77/7,296.80
  6. Step 6: Final answer
    x = 8,518.12

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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.