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Finding the Fourth Proportional to 5,460.92, 7,557.73 and 5,329.89

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Solution

The fourth proportional to 5,460.92, 7,557.73 and 5,329.89 is: 7,376.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,460.92 : 7,557.73 = 5,329.89 : x
  2. Step 2: Convert to fraction form
    5,460.92/7,557.73 = 5,329.89/x
  3. Step 3: Cross multiply
    5,460.92x = 7,557.73 × 5,329.89
  4. Step 4: Simplify right side
    5,460.92x = 40,281,856.22
  5. Step 5: Solve for x
    x = 40,281,856.22/5,460.92
  6. Step 6: Final answer
    x = 7,376.38

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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.