Home / 465,654.08-697,897.05-199,101.71

Finding the Fourth Proportional to 465,654.08, 697,897.05 and 199,101.71

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Solution

The fourth proportional to 465,654.08, 697,897.05 and 199,101.71 is: 298,402.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,654.08 : 697,897.05 = 199,101.71 : x
  2. Step 2: Convert to fraction form
    465,654.08/697,897.05 = 199,101.71/x
  3. Step 3: Cross multiply
    465,654.08x = 697,897.05 × 199,101.71
  4. Step 4: Simplify right side
    465,654.08x = 138,952,492,569.47
  5. Step 5: Solve for x
    x = 138,952,492,569.47/465,654.08
  6. Step 6: Final answer
    x = 298,402.83

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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.