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Finding the Fourth Proportional to 5,888.39, 8,820.89 and 3,549

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Solution

The fourth proportional to 5,888.39, 8,820.89 and 3,549 is: 5,316.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,888.39 : 8,820.89 = 3,549 : x
  2. Step 2: Convert to fraction form
    5,888.39/8,820.89 = 3,549/x
  3. Step 3: Cross multiply
    5,888.39x = 8,820.89 × 3,549
  4. Step 4: Simplify right side
    5,888.39x = 31,305,320.87
  5. Step 5: Solve for x
    x = 31,305,320.87/5,888.39
  6. Step 6: Final answer
    x = 5,316.45

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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.