Home / 298,789.24-412,325.40-162,829.12

Finding the Fourth Proportional to 298,789.24, 412,325.40 and 162,829.12

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Solution

The fourth proportional to 298,789.24, 412,325.40 and 162,829.12 is: 224,702.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,789.24 : 412,325.40 = 162,829.12 : x
  2. Step 2: Convert to fraction form
    298,789.24/412,325.40 = 162,829.12/x
  3. Step 3: Cross multiply
    298,789.24x = 412,325.40 × 162,829.12
  4. Step 4: Simplify right side
    298,789.24x = 67,138,582,035.65
  5. Step 5: Solve for x
    x = 67,138,582,035.65/298,789.24
  6. Step 6: Final answer
    x = 224,702.14

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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.