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Finding the Fourth Proportional to 8,985.77, 13,482.83 and 3,437.28

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Solution

The fourth proportional to 8,985.77, 13,482.83 and 3,437.28 is: 5,157.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,985.77 : 13,482.83 = 3,437.28 : x
  2. Step 2: Convert to fraction form
    8,985.77/13,482.83 = 3,437.28/x
  3. Step 3: Cross multiply
    8,985.77x = 13,482.83 × 3,437.28
  4. Step 4: Simplify right side
    8,985.77x = 46,344,261.90
  5. Step 5: Solve for x
    x = 46,344,261.90/8,985.77
  6. Step 6: Final answer
    x = 5,157.52

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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.