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Finding the Fourth Proportional to 595,834,867.68, 822,365,954.04 and 394,536,692.76

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Solution

The fourth proportional to 595,834,867.68, 822,365,954.04 and 394,536,692.76 is: 544,536,013.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,834,867.68 : 822,365,954.04 = 394,536,692.76 : x
  2. Step 2: Convert to fraction form
    595,834,867.68/822,365,954.04 = 394,536,692.76/x
  3. Step 3: Cross multiply
    595,834,867.68x = 822,365,954.04 × 394,536,692.76
  4. Step 4: Simplify right side
    595,834,867.68x = 324,453,543,745,363,712
  5. Step 5: Solve for x
    x = 324,453,543,745,363,712/595,834,867.68
  6. Step 6: Final answer
    x = 544,536,013.83

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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.