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Finding the Fourth Proportional to 5,876.51, 8,808.79 and 3,686.77

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Solution

The fourth proportional to 5,876.51, 8,808.79 and 3,686.77 is: 5,526.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,876.51 : 8,808.79 = 3,686.77 : x
  2. Step 2: Convert to fraction form
    5,876.51/8,808.79 = 3,686.77/x
  3. Step 3: Cross multiply
    5,876.51x = 8,808.79 × 3,686.77
  4. Step 4: Simplify right side
    5,876.51x = 32,475,982.71
  5. Step 5: Solve for x
    x = 32,475,982.71/5,876.51
  6. Step 6: Final answer
    x = 5,526.41

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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.