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Finding the Fourth Proportional to 3,159.93, 4,360.98 and 1,743.89

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Solution

The fourth proportional to 3,159.93, 4,360.98 and 1,743.89 is: 2,406.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,159.93 : 4,360.98 = 1,743.89 : x
  2. Step 2: Convert to fraction form
    3,159.93/4,360.98 = 1,743.89/x
  3. Step 3: Cross multiply
    3,159.93x = 4,360.98 × 1,743.89
  4. Step 4: Simplify right side
    3,159.93x = 7,605,047.61
  5. Step 5: Solve for x
    x = 7,605,047.61/3,159.93
  6. Step 6: Final answer
    x = 2,406.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.