Home / 650,057.04-897,245.64-395,587.44

Finding the Fourth Proportional to 650,057.04, 897,245.64 and 395,587.44

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Solution

The fourth proportional to 650,057.04, 897,245.64 and 395,587.44 is: 546,012.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,057.04 : 897,245.64 = 395,587.44 : x
  2. Step 2: Convert to fraction form
    650,057.04/897,245.64 = 395,587.44/x
  3. Step 3: Cross multiply
    650,057.04x = 897,245.64 × 395,587.44
  4. Step 4: Simplify right side
    650,057.04x = 354,939,105,778.76
  5. Step 5: Solve for x
    x = 354,939,105,778.76/650,057.04
  6. Step 6: Final answer
    x = 546,012.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.