Home / 635,977.90-953,373.93-214,959.34

Finding the Fourth Proportional to 635,977.90, 953,373.93 and 214,959.34

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Solution

The fourth proportional to 635,977.90, 953,373.93 and 214,959.34 is: 322,238.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,977.90 : 953,373.93 = 214,959.34 : x
  2. Step 2: Convert to fraction form
    635,977.90/953,373.93 = 214,959.34/x
  3. Step 3: Cross multiply
    635,977.90x = 953,373.93 × 214,959.34
  4. Step 4: Simplify right side
    635,977.90x = 204,936,630,766.01
  5. Step 5: Solve for x
    x = 204,936,630,766.01/635,977.90
  6. Step 6: Final answer
    x = 322,238.60

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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.