Home / 465,680.91-697,937.03-199,127.98

Finding the Fourth Proportional to 465,680.91, 697,937.03 and 199,127.98

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Solution

The fourth proportional to 465,680.91, 697,937.03 and 199,127.98 is: 298,442.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,680.91 : 697,937.03 = 199,127.98 : x
  2. Step 2: Convert to fraction form
    465,680.91/697,937.03 = 199,127.98/x
  3. Step 3: Cross multiply
    465,680.91x = 697,937.03 × 199,127.98
  4. Step 4: Simplify right side
    465,680.91x = 138,978,791,574.61
  5. Step 5: Solve for x
    x = 138,978,791,574.61/465,680.91
  6. Step 6: Final answer
    x = 298,442.10

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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.