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Finding the Fourth Proportional to 5,604.54, 8,340.92 and 5,587.26

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Solution

The fourth proportional to 5,604.54, 8,340.92 and 5,587.26 is: 8,315.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,604.54 : 8,340.92 = 5,587.26 : x
  2. Step 2: Convert to fraction form
    5,604.54/8,340.92 = 5,587.26/x
  3. Step 3: Cross multiply
    5,604.54x = 8,340.92 × 5,587.26
  4. Step 4: Simplify right side
    5,604.54x = 46,602,860.74
  5. Step 5: Solve for x
    x = 46,602,860.74/5,604.54
  6. Step 6: Final answer
    x = 8,315.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.