Home / 361,044.31-498,256.72-199,899.36

Finding the Fourth Proportional to 361,044.31, 498,256.72 and 199,899.36

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Solution

The fourth proportional to 361,044.31, 498,256.72 and 199,899.36 is: 275,869.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,044.31 : 498,256.72 = 199,899.36 : x
  2. Step 2: Convert to fraction form
    361,044.31/498,256.72 = 199,899.36/x
  3. Step 3: Cross multiply
    361,044.31x = 498,256.72 × 199,899.36
  4. Step 4: Simplify right side
    361,044.31x = 99,601,199,506.17
  5. Step 5: Solve for x
    x = 99,601,199,506.17/361,044.31
  6. Step 6: Final answer
    x = 275,869.74

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1.5x scale

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.