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Finding the Fourth Proportional to 199,808.90, 298,255.75 and 174,585.97

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Solution

The fourth proportional to 199,808.90, 298,255.75 and 174,585.97 is: 260,605.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,808.90 : 298,255.75 = 174,585.97 : x
  2. Step 2: Convert to fraction form
    199,808.90/298,255.75 = 174,585.97/x
  3. Step 3: Cross multiply
    199,808.90x = 298,255.75 × 174,585.97
  4. Step 4: Simplify right side
    199,808.90x = 52,071,267,930.55
  5. Step 5: Solve for x
    x = 52,071,267,930.55/199,808.90
  6. Step 6: Final answer
    x = 260,605.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.