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Finding the Fourth Proportional to 587,960.37, 881,937.32 and 213,983.37

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Solution

The fourth proportional to 587,960.37, 881,937.32 and 213,983.37 is: 320,973.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,960.37 : 881,937.32 = 213,983.37 : x
  2. Step 2: Convert to fraction form
    587,960.37/881,937.32 = 213,983.37/x
  3. Step 3: Cross multiply
    587,960.37x = 881,937.32 × 213,983.37
  4. Step 4: Simplify right side
    587,960.37x = 188,719,918,792.45
  5. Step 5: Solve for x
    x = 188,719,918,792.45/587,960.37
  6. Step 6: Final answer
    x = 320,973.88

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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.