Home / 447,746.20-671,619.30-132,202.60

Finding the Fourth Proportional to 447,746.20, 671,619.30 and 132,202.60

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Solution

The fourth proportional to 447,746.20, 671,619.30 and 132,202.60 is: 198,303.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,746.20 : 671,619.30 = 132,202.60 : x
  2. Step 2: Convert to fraction form
    447,746.20/671,619.30 = 132,202.60/x
  3. Step 3: Cross multiply
    447,746.20x = 671,619.30 × 132,202.60
  4. Step 4: Simplify right side
    447,746.20x = 88,789,817,670.18
  5. Step 5: Solve for x
    x = 88,789,817,670.18/447,746.20
  6. Step 6: Final answer
    x = 198,303.90

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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.