Home / 698,884.94-962,081.15-517,254.59

Finding the Fourth Proportional to 698,884.94, 962,081.15 and 517,254.59

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Solution

The fourth proportional to 698,884.94, 962,081.15 and 517,254.59 is: 712,049.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,884.94 : 962,081.15 = 517,254.59 : x
  2. Step 2: Convert to fraction form
    698,884.94/962,081.15 = 517,254.59/x
  3. Step 3: Cross multiply
    698,884.94x = 962,081.15 × 517,254.59
  4. Step 4: Simplify right side
    698,884.94x = 497,640,890,608.91
  5. Step 5: Solve for x
    x = 497,640,890,608.91/698,884.94
  6. Step 6: Final answer
    x = 712,049.81

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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.