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Finding the Fourth Proportional to 568,114.84, 852,171.18 and 331,291.45

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Solution

The fourth proportional to 568,114.84, 852,171.18 and 331,291.45 is: 496,936.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,114.84 : 852,171.18 = 331,291.45 : x
  2. Step 2: Convert to fraction form
    568,114.84/852,171.18 = 331,291.45/x
  3. Step 3: Cross multiply
    568,114.84x = 852,171.18 × 331,291.45
  4. Step 4: Simplify right side
    568,114.84x = 282,317,025,870.41
  5. Step 5: Solve for x
    x = 282,317,025,870.41/568,114.84
  6. Step 6: Final answer
    x = 496,936.55

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Double scale
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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.