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Finding the Fourth Proportional to 240,369.53, 360,300.04 and 90,545.02

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Solution

The fourth proportional to 240,369.53, 360,300.04 and 90,545.02 is: 135,721.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,369.53 : 360,300.04 = 90,545.02 : x
  2. Step 2: Convert to fraction form
    240,369.53/360,300.04 = 90,545.02/x
  3. Step 3: Cross multiply
    240,369.53x = 360,300.04 × 90,545.02
  4. Step 4: Simplify right side
    240,369.53x = 32,623,374,327.80
  5. Step 5: Solve for x
    x = 32,623,374,327.80/240,369.53
  6. Step 6: Final answer
    x = 135,721.75

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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.