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Finding the Fourth Proportional to 5,750.07, 8,625.08 and 1,854.51

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Solution

The fourth proportional to 5,750.07, 8,625.08 and 1,854.51 is: 2,781.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,750.07 : 8,625.08 = 1,854.51 : x
  2. Step 2: Convert to fraction form
    5,750.07/8,625.08 = 1,854.51/x
  3. Step 3: Cross multiply
    5,750.07x = 8,625.08 × 1,854.51
  4. Step 4: Simplify right side
    5,750.07x = 15,995,287.84
  5. Step 5: Solve for x
    x = 15,995,287.84/5,750.07
  6. Step 6: Final answer
    x = 2,781.76

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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.