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Finding the Fourth Proportional to 283,344.70, 424,914.90 and 93,770.06

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Solution

The fourth proportional to 283,344.70, 424,914.90 and 93,770.06 is: 140,621.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,344.70 : 424,914.90 = 93,770.06 : x
  2. Step 2: Convert to fraction form
    283,344.70/424,914.90 = 93,770.06/x
  3. Step 3: Cross multiply
    283,344.70x = 424,914.90 × 93,770.06
  4. Step 4: Simplify right side
    283,344.70x = 39,844,295,667.89
  5. Step 5: Solve for x
    x = 39,844,295,667.89/283,344.70
  6. Step 6: Final answer
    x = 140,621.28

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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.