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Finding the Fourth Proportional to 196,510.60, 294,823.30 and 63,387.90

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Solution

The fourth proportional to 196,510.60, 294,823.30 and 63,387.90 is: 95,100.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,510.60 : 294,823.30 = 63,387.90 : x
  2. Step 2: Convert to fraction form
    196,510.60/294,823.30 = 63,387.90/x
  3. Step 3: Cross multiply
    196,510.60x = 294,823.30 × 63,387.90
  4. Step 4: Simplify right side
    196,510.60x = 18,688,229,858.07
  5. Step 5: Solve for x
    x = 18,688,229,858.07/196,510.60
  6. Step 6: Final answer
    x = 95,100.37

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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.