Home / 409,206.02-564,732.69-248,067.86

Finding the Fourth Proportional to 409,206.02, 564,732.69 and 248,067.86

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Solution

The fourth proportional to 409,206.02, 564,732.69 and 248,067.86 is: 342,350.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,206.02 : 564,732.69 = 248,067.86 : x
  2. Step 2: Convert to fraction form
    409,206.02/564,732.69 = 248,067.86/x
  3. Step 3: Cross multiply
    409,206.02x = 564,732.69 × 248,067.86
  4. Step 4: Simplify right side
    409,206.02x = 140,092,029,880.34
  5. Step 5: Solve for x
    x = 140,092,029,880.34/409,206.02
  6. Step 6: Final answer
    x = 342,350.85

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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.