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Finding the Fourth Proportional to 5,392.92, 7,425.90 and 4,605.24

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Solution

The fourth proportional to 5,392.92, 7,425.90 and 4,605.24 is: 6,341.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,392.92 : 7,425.90 = 4,605.24 : x
  2. Step 2: Convert to fraction form
    5,392.92/7,425.90 = 4,605.24/x
  3. Step 3: Cross multiply
    5,392.92x = 7,425.90 × 4,605.24
  4. Step 4: Simplify right side
    5,392.92x = 34,198,051.72
  5. Step 5: Solve for x
    x = 34,198,051.72/5,392.92
  6. Step 6: Final answer
    x = 6,341.29

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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.