Home / 698,118.48-963,517.83-581,647.32

Finding the Fourth Proportional to 698,118.48, 963,517.83 and 581,647.32

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Solution

The fourth proportional to 698,118.48, 963,517.83 and 581,647.32 is: 802,768.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,118.48 : 963,517.83 = 581,647.32 : x
  2. Step 2: Convert to fraction form
    698,118.48/963,517.83 = 581,647.32/x
  3. Step 3: Cross multiply
    698,118.48x = 963,517.83 × 581,647.32
  4. Step 4: Simplify right side
    698,118.48x = 560,427,563,591.72
  5. Step 5: Solve for x
    x = 560,427,563,591.72/698,118.48
  6. Step 6: Final answer
    x = 802,768.56

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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.