Home / 804,145.60-1,204,468.80-488,051.20

Finding the Fourth Proportional to 804,145.60, 1,204,468.80 and 488,051.20

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Solution

The fourth proportional to 804,145.60, 1,204,468.80 and 488,051.20 is: 731,014.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,145.60 : 1,204,468.80 = 488,051.20 : x
  2. Step 2: Convert to fraction form
    804,145.60/1,204,468.80 = 488,051.20/x
  3. Step 3: Cross multiply
    804,145.60x = 1,204,468.80 × 488,051.20
  4. Step 4: Simplify right side
    804,145.60x = 587,842,443,202.56
  5. Step 5: Solve for x
    x = 587,842,443,202.56/804,145.60
  6. Step 6: Final answer
    x = 731,014.93

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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.