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Finding the Fourth Proportional to 590,491,657.20, 885,737,485.80 and 344,595,874.80

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Solution

The fourth proportional to 590,491,657.20, 885,737,485.80 and 344,595,874.80 is: 516,893,812.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,491,657.20 : 885,737,485.80 = 344,595,874.80 : x
  2. Step 2: Convert to fraction form
    590,491,657.20/885,737,485.80 = 344,595,874.80/x
  3. Step 3: Cross multiply
    590,491,657.20x = 885,737,485.80 × 344,595,874.80
  4. Step 4: Simplify right side
    590,491,657.20x = 305,221,483,762,403,584
  5. Step 5: Solve for x
    x = 305,221,483,762,403,584/590,491,657.20
  6. Step 6: Final answer
    x = 516,893,812.20

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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.