Home / 404,629.20-606,943.80-194,677.20

Finding the Fourth Proportional to 404,629.20, 606,943.80 and 194,677.20

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Solution

The fourth proportional to 404,629.20, 606,943.80 and 194,677.20 is: 292,015.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,629.20 : 606,943.80 = 194,677.20 : x
  2. Step 2: Convert to fraction form
    404,629.20/606,943.80 = 194,677.20/x
  3. Step 3: Cross multiply
    404,629.20x = 606,943.80 × 194,677.20
  4. Step 4: Simplify right side
    404,629.20x = 118,158,119,541.36
  5. Step 5: Solve for x
    x = 118,158,119,541.36/404,629.20
  6. Step 6: Final answer
    x = 292,015.80

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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.