Home / 465,619.32-698,557.77-185,333.40

Finding the Fourth Proportional to 465,619.32, 698,557.77 and 185,333.40

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Solution

The fourth proportional to 465,619.32, 698,557.77 and 185,333.40 is: 278,051.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,619.32 : 698,557.77 = 185,333.40 : x
  2. Step 2: Convert to fraction form
    465,619.32/698,557.77 = 185,333.40/x
  3. Step 3: Cross multiply
    465,619.32x = 698,557.77 × 185,333.40
  4. Step 4: Simplify right side
    465,619.32x = 129,466,086,610.52
  5. Step 5: Solve for x
    x = 129,466,086,610.52/465,619.32
  6. Step 6: Final answer
    x = 278,051.36

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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.