Home / 298,934.20-448,663.74-165,964.60

Finding the Fourth Proportional to 298,934.20, 448,663.74 and 165,964.60

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Solution

The fourth proportional to 298,934.20, 448,663.74 and 165,964.60 is: 249,092.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,934.20 : 448,663.74 = 165,964.60 : x
  2. Step 2: Convert to fraction form
    298,934.20/448,663.74 = 165,964.60/x
  3. Step 3: Cross multiply
    298,934.20x = 448,663.74 × 165,964.60
  4. Step 4: Simplify right side
    298,934.20x = 74,462,298,143.60
  5. Step 5: Solve for x
    x = 74,462,298,143.60/298,934.20
  6. Step 6: Final answer
    x = 249,092.60

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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.