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Finding the Fourth Proportional to 561,313.92, 842,601.90 and 224,592.18

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Solution

The fourth proportional to 561,313.92, 842,601.90 and 224,592.18 is: 337,140.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    561,313.92 : 842,601.90 = 224,592.18 : x
  2. Step 2: Convert to fraction form
    561,313.92/842,601.90 = 224,592.18/x
  3. Step 3: Cross multiply
    561,313.92x = 842,601.90 × 224,592.18
  4. Step 4: Simplify right side
    561,313.92x = 189,241,797,593.14
  5. Step 5: Solve for x
    x = 189,241,797,593.14/561,313.92
  6. Step 6: Final answer
    x = 337,140.75

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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.