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Finding the Fourth Proportional to 295,951.60, 408,401.24 and 168,616.40

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Solution

The fourth proportional to 295,951.60, 408,401.24 and 168,616.40 is: 232,683.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,951.60 : 408,401.24 = 168,616.40 : x
  2. Step 2: Convert to fraction form
    295,951.60/408,401.24 = 168,616.40/x
  3. Step 3: Cross multiply
    295,951.60x = 408,401.24 × 168,616.40
  4. Step 4: Simplify right side
    295,951.60x = 68,863,146,844.34
  5. Step 5: Solve for x
    x = 68,863,146,844.34/295,951.60
  6. Step 6: Final answer
    x = 232,683.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.