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Finding the Fourth Proportional to 656,453.56, 984,679.53 and 235,729.84

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Solution

The fourth proportional to 656,453.56, 984,679.53 and 235,729.84 is: 353,594.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,453.56 : 984,679.53 = 235,729.84 : x
  2. Step 2: Convert to fraction form
    656,453.56/984,679.53 = 235,729.84/x
  3. Step 3: Cross multiply
    656,453.56x = 984,679.53 × 235,729.84
  4. Step 4: Simplify right side
    656,453.56x = 232,118,348,058.18
  5. Step 5: Solve for x
    x = 232,118,348,058.18/656,453.56
  6. Step 6: Final answer
    x = 353,594.47

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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.