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Finding the Fourth Proportional to 240,403.02, 360,717.93 and 107,271.42

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Solution

The fourth proportional to 240,403.02, 360,717.93 and 107,271.42 is: 160,957.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,403.02 : 360,717.93 = 107,271.42 : x
  2. Step 2: Convert to fraction form
    240,403.02/360,717.93 = 107,271.42/x
  3. Step 3: Cross multiply
    240,403.02x = 360,717.93 × 107,271.42
  4. Step 4: Simplify right side
    240,403.02x = 38,694,724,570.56
  5. Step 5: Solve for x
    x = 38,694,724,570.56/240,403.02
  6. Step 6: Final answer
    x = 160,957.73

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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.