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Finding the Fourth Proportional to 298,889.92, 412,468.32 and 162,924.04

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Solution

The fourth proportional to 298,889.92, 412,468.32 and 162,924.04 is: 224,835.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,889.92 : 412,468.32 = 162,924.04 : x
  2. Step 2: Convert to fraction form
    298,889.92/412,468.32 = 162,924.04/x
  3. Step 3: Cross multiply
    298,889.92x = 412,468.32 × 162,924.04
  4. Step 4: Simplify right side
    298,889.92x = 67,201,005,066.41
  5. Step 5: Solve for x
    x = 67,201,005,066.41/298,889.92
  6. Step 6: Final answer
    x = 224,835.30

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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.