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Finding the Fourth Proportional to 587,348.40, 881,022.60 and 188,002.20

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Solution

The fourth proportional to 587,348.40, 881,022.60 and 188,002.20 is: 282,003.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,348.40 : 881,022.60 = 188,002.20 : x
  2. Step 2: Convert to fraction form
    587,348.40/881,022.60 = 188,002.20/x
  3. Step 3: Cross multiply
    587,348.40x = 881,022.60 × 188,002.20
  4. Step 4: Simplify right side
    587,348.40x = 165,634,187,049.72
  5. Step 5: Solve for x
    x = 165,634,187,049.72/587,348.40
  6. Step 6: Final answer
    x = 282,003.30

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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.