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Finding the Fourth Proportional to 587,983.80, 882,090.90 and 251,023.80

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Solution

The fourth proportional to 587,983.80, 882,090.90 and 251,023.80 is: 376,584.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,983.80 : 882,090.90 = 251,023.80 : x
  2. Step 2: Convert to fraction form
    587,983.80/882,090.90 = 251,023.80/x
  3. Step 3: Cross multiply
    587,983.80x = 882,090.90 × 251,023.80
  4. Step 4: Simplify right side
    587,983.80x = 221,425,809,663.42
  5. Step 5: Solve for x
    x = 221,425,809,663.42/587,983.80
  6. Step 6: Final answer
    x = 376,584.88

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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.