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Finding the Fourth Proportional to 376,698.52, 565,048.86 and 92,390.41

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Solution

The fourth proportional to 376,698.52, 565,048.86 and 92,390.41 is: 138,585.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,698.52 : 565,048.86 = 92,390.41 : x
  2. Step 2: Convert to fraction form
    376,698.52/565,048.86 = 92,390.41/x
  3. Step 3: Cross multiply
    376,698.52x = 565,048.86 × 92,390.41
  4. Step 4: Simplify right side
    376,698.52x = 52,205,095,845.43
  5. Step 5: Solve for x
    x = 52,205,095,845.43/376,698.52
  6. Step 6: Final answer
    x = 138,585.88

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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.