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Finding the Fourth Proportional to 5,888.47, 8,832.76 and 1,728.55

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Solution

The fourth proportional to 5,888.47, 8,832.76 and 1,728.55 is: 2,592.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,888.47 : 8,832.76 = 1,728.55 : x
  2. Step 2: Convert to fraction form
    5,888.47/8,832.76 = 1,728.55/x
  3. Step 3: Cross multiply
    5,888.47x = 8,832.76 × 1,728.55
  4. Step 4: Simplify right side
    5,888.47x = 15,267,840.89
  5. Step 5: Solve for x
    x = 15,267,840.89/5,888.47
  6. Step 6: Final answer
    x = 2,592.84

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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.