Home / 650,776.20-975,935.58-195,231.60

Finding the Fourth Proportional to 650,776.20, 975,935.58 and 195,231.60

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Solution

The fourth proportional to 650,776.20, 975,935.58 and 195,231.60 is: 292,778.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,776.20 : 975,935.58 = 195,231.60 : x
  2. Step 2: Convert to fraction form
    650,776.20/975,935.58 = 195,231.60/x
  3. Step 3: Cross multiply
    650,776.20x = 975,935.58 × 195,231.60
  4. Step 4: Simplify right side
    650,776.20x = 190,533,464,780.33
  5. Step 5: Solve for x
    x = 190,533,464,780.33/650,776.20
  6. Step 6: Final answer
    x = 292,778.78

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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.