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Finding the Fourth Proportional to 4,347.76, 5,990.52 and 2,948.08

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Solution

The fourth proportional to 4,347.76, 5,990.52 and 2,948.08 is: 4,061.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,347.76 : 5,990.52 = 2,948.08 : x
  2. Step 2: Convert to fraction form
    4,347.76/5,990.52 = 2,948.08/x
  3. Step 3: Cross multiply
    4,347.76x = 5,990.52 × 2,948.08
  4. Step 4: Simplify right side
    4,347.76x = 17,660,532.20
  5. Step 5: Solve for x
    x = 17,660,532.20/4,347.76
  6. Step 6: Final answer
    x = 4,061.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.