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Finding the Fourth Proportional to 8,886.54, 13,332 and 2,646.54

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Solution

The fourth proportional to 8,886.54, 13,332 and 2,646.54 is: 3,970.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,886.54 : 13,332 = 2,646.54 : x
  2. Step 2: Convert to fraction form
    8,886.54/13,332 = 2,646.54/x
  3. Step 3: Cross multiply
    8,886.54x = 13,332 × 2,646.54
  4. Step 4: Simplify right side
    8,886.54x = 35,283,671.28
  5. Step 5: Solve for x
    x = 35,283,671.28/8,886.54
  6. Step 6: Final answer
    x = 3,970.46

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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.