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Finding the Fourth Proportional to 224,319, 336,542.06 and 91,294.73

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Solution

The fourth proportional to 224,319, 336,542.06 and 91,294.73 is: 136,967.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,319 : 336,542.06 = 91,294.73 : x
  2. Step 2: Convert to fraction form
    224,319/336,542.06 = 91,294.73/x
  3. Step 3: Cross multiply
    224,319x = 336,542.06 × 91,294.73
  4. Step 4: Simplify right side
    224,319x = 30,724,516,501.34
  5. Step 5: Solve for x
    x = 30,724,516,501.34/224,319
  6. Step 6: Final answer
    x = 136,967.96

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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.