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Finding the Fourth Proportional to 616,240.90, 925,052.55 and 367,063.30

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Solution

The fourth proportional to 616,240.90, 925,052.55 and 367,063.30 is: 551,006.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,240.90 : 925,052.55 = 367,063.30 : x
  2. Step 2: Convert to fraction form
    616,240.90/925,052.55 = 367,063.30/x
  3. Step 3: Cross multiply
    616,240.90x = 925,052.55 × 367,063.30
  4. Step 4: Simplify right side
    616,240.90x = 339,552,841,676.42
  5. Step 5: Solve for x
    x = 339,552,841,676.42/616,240.90
  6. Step 6: Final answer
    x = 551,006.66

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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.