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Finding the Fourth Proportional to 196,497.16, 294,803.15 and 63,374.47

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Solution

The fourth proportional to 196,497.16, 294,803.15 and 63,374.47 is: 95,080.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,497.16 : 294,803.15 = 63,374.47 : x
  2. Step 2: Convert to fraction form
    196,497.16/294,803.15 = 63,374.47/x
  3. Step 3: Cross multiply
    196,497.16x = 294,803.15 × 63,374.47
  4. Step 4: Simplify right side
    196,497.16x = 18,682,992,331.70
  5. Step 5: Solve for x
    x = 18,682,992,331.70/196,497.16
  6. Step 6: Final answer
    x = 95,080.22

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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.