Home / 298,898.18-412,472.88-162,926.96

Finding the Fourth Proportional to 298,898.18, 412,472.88 and 162,926.96

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Solution

The fourth proportional to 298,898.18, 412,472.88 and 162,926.96 is: 224,835.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,898.18 : 412,472.88 = 162,926.96 : x
  2. Step 2: Convert to fraction form
    298,898.18/412,472.88 = 162,926.96/x
  3. Step 3: Cross multiply
    298,898.18x = 412,472.88 × 162,926.96
  4. Step 4: Simplify right side
    298,898.18x = 67,202,952,420.84
  5. Step 5: Solve for x
    x = 67,202,952,420.84/298,898.18
  6. Step 6: Final answer
    x = 224,835.60

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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.