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Finding the Fourth Proportional to 598,357.53, 897,871.50 and 317,867.49

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Solution

The fourth proportional to 598,357.53, 897,871.50 and 317,867.49 is: 476,979.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,357.53 : 897,871.50 = 317,867.49 : x
  2. Step 2: Convert to fraction form
    598,357.53/897,871.50 = 317,867.49/x
  3. Step 3: Cross multiply
    598,357.53x = 897,871.50 × 317,867.49
  4. Step 4: Simplify right side
    598,357.53x = 285,404,160,047.54
  5. Step 5: Solve for x
    x = 285,404,160,047.54/598,357.53
  6. Step 6: Final answer
    x = 476,979.31

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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.