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Finding the Fourth Proportional to 359,916.90, 540,207.47 and 182,548.45

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Solution

The fourth proportional to 359,916.90, 540,207.47 and 182,548.45 is: 273,991.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,916.90 : 540,207.47 = 182,548.45 : x
  2. Step 2: Convert to fraction form
    359,916.90/540,207.47 = 182,548.45/x
  3. Step 3: Cross multiply
    359,916.90x = 540,207.47 × 182,548.45
  4. Step 4: Simplify right side
    359,916.90x = 98,614,036,326.92
  5. Step 5: Solve for x
    x = 98,614,036,326.92/359,916.90
  6. Step 6: Final answer
    x = 273,991.12

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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.