Home / 361,512.47-498,904.02-200,371.07

Finding the Fourth Proportional to 361,512.47, 498,904.02 and 200,371.07

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Solution

The fourth proportional to 361,512.47, 498,904.02 and 200,371.07 is: 276,521.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,512.47 : 498,904.02 = 200,371.07 : x
  2. Step 2: Convert to fraction form
    361,512.47/498,904.02 = 200,371.07/x
  3. Step 3: Cross multiply
    361,512.47x = 498,904.02 × 200,371.07
  4. Step 4: Simplify right side
    361,512.47x = 99,965,929,820.18
  5. Step 5: Solve for x
    x = 99,965,929,820.18/361,512.47
  6. Step 6: Final answer
    x = 276,521.39

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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.