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Finding the Fourth Proportional to 359,916.65, 540,207.09 and 182,548.20

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Solution

The fourth proportional to 359,916.65, 540,207.09 and 182,548.20 is: 273,990.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,916.65 : 540,207.09 = 182,548.20 : x
  2. Step 2: Convert to fraction form
    359,916.65/540,207.09 = 182,548.20/x
  3. Step 3: Cross multiply
    359,916.65x = 540,207.09 × 182,548.20
  4. Step 4: Simplify right side
    359,916.65x = 98,613,831,906.74
  5. Step 5: Solve for x
    x = 98,613,831,906.74/359,916.65
  6. Step 6: Final answer
    x = 273,990.75

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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.