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Finding the Fourth Proportional to 5,657.94, 8,486.76 and 1,497.96

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Solution

The fourth proportional to 5,657.94, 8,486.76 and 1,497.96 is: 2,246.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,657.94 : 8,486.76 = 1,497.96 : x
  2. Step 2: Convert to fraction form
    5,657.94/8,486.76 = 1,497.96/x
  3. Step 3: Cross multiply
    5,657.94x = 8,486.76 × 1,497.96
  4. Step 4: Simplify right side
    5,657.94x = 12,712,827.01
  5. Step 5: Solve for x
    x = 12,712,827.01/5,657.94
  6. Step 6: Final answer
    x = 2,246.90

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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.