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Finding the Fourth Proportional to 8,547.07, 12,822.23 and 2,702.52

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Solution

The fourth proportional to 8,547.07, 12,822.23 and 2,702.52 is: 4,054.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,547.07 : 12,822.23 = 2,702.52 : x
  2. Step 2: Convert to fraction form
    8,547.07/12,822.23 = 2,702.52/x
  3. Step 3: Cross multiply
    8,547.07x = 12,822.23 × 2,702.52
  4. Step 4: Simplify right side
    8,547.07x = 34,652,333.02
  5. Step 5: Solve for x
    x = 34,652,333.02/8,547.07
  6. Step 6: Final answer
    x = 4,054.29

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.