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Finding the Fourth Proportional to 2,047.47, 3,071.68 and 586.58

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Solution

The fourth proportional to 2,047.47, 3,071.68 and 586.58 is: 880.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,047.47 : 3,071.68 = 586.58 : x
  2. Step 2: Convert to fraction form
    2,047.47/3,071.68 = 586.58/x
  3. Step 3: Cross multiply
    2,047.47x = 3,071.68 × 586.58
  4. Step 4: Simplify right side
    2,047.47x = 1,801,780.75
  5. Step 5: Solve for x
    x = 1,801,780.75/2,047.47
  6. Step 6: Final answer
    x = 880.01

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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.