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Finding the Fourth Proportional to 3,702.71, 5,554.35 and 1,237.53

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Solution

The fourth proportional to 3,702.71, 5,554.35 and 1,237.53 is: 1,856.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,702.71 : 5,554.35 = 1,237.53 : x
  2. Step 2: Convert to fraction form
    3,702.71/5,554.35 = 1,237.53/x
  3. Step 3: Cross multiply
    3,702.71x = 5,554.35 × 1,237.53
  4. Step 4: Simplify right side
    3,702.71x = 6,873,674.76
  5. Step 5: Solve for x
    x = 6,873,674.76/3,702.71
  6. Step 6: Final answer
    x = 1,856.39

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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.