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Finding the Fourth Proportional to 594,210,243.80, 819,994,181.50 and 356,189,906.72

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Solution

The fourth proportional to 594,210,243.80, 819,994,181.50 and 356,189,906.72 is: 491,532,507.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,210,243.80 : 819,994,181.50 = 356,189,906.72 : x
  2. Step 2: Convert to fraction form
    594,210,243.80/819,994,181.50 = 356,189,906.72/x
  3. Step 3: Cross multiply
    594,210,243.80x = 819,994,181.50 × 356,189,906.72
  4. Step 4: Simplify right side
    594,210,243.80x = 292,073,651,019,427,776
  5. Step 5: Solve for x
    x = 292,073,651,019,427,776/594,210,243.80
  6. Step 6: Final answer
    x = 491,532,507.34

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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.