Home / 694,373.34-1,041,560.01-658,914.78

Finding the Fourth Proportional to 694,373.34, 1,041,560.01 and 658,914.78

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Solution

The fourth proportional to 694,373.34, 1,041,560.01 and 658,914.78 is: 988,372.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,373.34 : 1,041,560.01 = 658,914.78 : x
  2. Step 2: Convert to fraction form
    694,373.34/1,041,560.01 = 658,914.78/x
  3. Step 3: Cross multiply
    694,373.34x = 1,041,560.01 × 658,914.78
  4. Step 4: Simplify right side
    694,373.34x = 686,299,284,845.95
  5. Step 5: Solve for x
    x = 686,299,284,845.95/694,373.34
  6. Step 6: Final answer
    x = 988,372.17

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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.