Home / 657,517.32-986,265.24-208,237.50

Finding the Fourth Proportional to 657,517.32, 986,265.24 and 208,237.50

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Solution

The fourth proportional to 657,517.32, 986,265.24 and 208,237.50 is: 312,352.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,517.32 : 986,265.24 = 208,237.50 : x
  2. Step 2: Convert to fraction form
    657,517.32/986,265.24 = 208,237.50/x
  3. Step 3: Cross multiply
    657,517.32x = 986,265.24 × 208,237.50
  4. Step 4: Simplify right side
    657,517.32x = 205,377,407,914.50
  5. Step 5: Solve for x
    x = 205,377,407,914.50/657,517.32
  6. Step 6: Final answer
    x = 312,352.85

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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.