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Finding the Fourth Proportional to 224,738.20, 337,058.70 and 98,378.20

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Solution

The fourth proportional to 224,738.20, 337,058.70 and 98,378.20 is: 147,546.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,738.20 : 337,058.70 = 98,378.20 : x
  2. Step 2: Convert to fraction form
    224,738.20/337,058.70 = 98,378.20/x
  3. Step 3: Cross multiply
    224,738.20x = 337,058.70 × 98,378.20
  4. Step 4: Simplify right side
    224,738.20x = 33,159,228,200.34
  5. Step 5: Solve for x
    x = 33,159,228,200.34/224,738.20
  6. Step 6: Final answer
    x = 147,546.03

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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.