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Finding the Fourth Proportional to 266,730.70, 400,096.05 and 224,740.30

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Solution

The fourth proportional to 266,730.70, 400,096.05 and 224,740.30 is: 337,110.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,730.70 : 400,096.05 = 224,740.30 : x
  2. Step 2: Convert to fraction form
    266,730.70/400,096.05 = 224,740.30/x
  3. Step 3: Cross multiply
    266,730.70x = 400,096.05 × 224,740.30
  4. Step 4: Simplify right side
    266,730.70x = 89,917,706,305.82
  5. Step 5: Solve for x
    x = 89,917,706,305.82/266,730.70
  6. Step 6: Final answer
    x = 337,110.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.