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Finding the Fourth Proportional to 619,502,680.30, 854,887,509.03 and 337,239,253.03

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Solution

The fourth proportional to 619,502,680.30, 854,887,509.03 and 337,239,253.03 is: 465,375,912.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    619,502,680.30 : 854,887,509.03 = 337,239,253.03 : x
  2. Step 2: Convert to fraction form
    619,502,680.30/854,887,509.03 = 337,239,253.03/x
  3. Step 3: Cross multiply
    619,502,680.30x = 854,887,509.03 × 337,239,253.03
  4. Step 4: Simplify right side
    619,502,680.30x = 288,301,624,969,954,560
  5. Step 5: Solve for x
    x = 288,301,624,969,954,560/619,502,680.30
  6. Step 6: Final answer
    x = 465,375,912.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.