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Finding the Fourth Proportional to 701,840.34, 967,402.17 and 548,607.78

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Solution

The fourth proportional to 701,840.34, 967,402.17 and 548,607.78 is: 756,189.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,840.34 : 967,402.17 = 548,607.78 : x
  2. Step 2: Convert to fraction form
    701,840.34/967,402.17 = 548,607.78/x
  3. Step 3: Cross multiply
    701,840.34x = 967,402.17 × 548,607.78
  4. Step 4: Simplify right side
    701,840.34x = 530,724,356,850.88
  5. Step 5: Solve for x
    x = 530,724,356,850.88/701,840.34
  6. Step 6: Final answer
    x = 756,189.59

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1.5x scale

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.