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Finding the Fourth Proportional to 194,612.69, 292,048.88 and 68,252.83

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Solution

The fourth proportional to 194,612.69, 292,048.88 and 68,252.83 is: 102,424.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,612.69 : 292,048.88 = 68,252.83 : x
  2. Step 2: Convert to fraction form
    194,612.69/292,048.88 = 68,252.83/x
  3. Step 3: Cross multiply
    194,612.69x = 292,048.88 × 68,252.83
  4. Step 4: Simplify right side
    194,612.69x = 19,933,161,486.94
  5. Step 5: Solve for x
    x = 19,933,161,486.94/194,612.69
  6. Step 6: Final answer
    x = 102,424.78

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1.5x scale

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.