Home / 411,116.24-616,798.56-195,140.72

Finding the Fourth Proportional to 411,116.24, 616,798.56 and 195,140.72

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Solution

The fourth proportional to 411,116.24, 616,798.56 and 195,140.72 is: 292,770.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,116.24 : 616,798.56 = 195,140.72 : x
  2. Step 2: Convert to fraction form
    411,116.24/616,798.56 = 195,140.72/x
  3. Step 3: Cross multiply
    411,116.24x = 616,798.56 × 195,140.72
  4. Step 4: Simplify right side
    411,116.24x = 120,362,515,093.36
  5. Step 5: Solve for x
    x = 120,362,515,093.36/411,116.24
  6. Step 6: Final answer
    x = 292,770.03

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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.