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Finding the Fourth Proportional to 5,862.40, 8,795.15 and 1,702.79

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Solution

The fourth proportional to 5,862.40, 8,795.15 and 1,702.79 is: 2,554.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,862.40 : 8,795.15 = 1,702.79 : x
  2. Step 2: Convert to fraction form
    5,862.40/8,795.15 = 1,702.79/x
  3. Step 3: Cross multiply
    5,862.40x = 8,795.15 × 1,702.79
  4. Step 4: Simplify right side
    5,862.40x = 14,976,329.82
  5. Step 5: Solve for x
    x = 14,976,329.82/5,862.40
  6. Step 6: Final answer
    x = 2,554.64

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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.