Home / 635,327.21-953,108.88-208,886.92

Finding the Fourth Proportional to 635,327.21, 953,108.88 and 208,886.92

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Solution

The fourth proportional to 635,327.21, 953,108.88 and 208,886.92 is: 313,369.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,327.21 : 953,108.88 = 208,886.92 : x
  2. Step 2: Convert to fraction form
    635,327.21/953,108.88 = 208,886.92/x
  3. Step 3: Cross multiply
    635,327.21x = 953,108.88 × 208,886.92
  4. Step 4: Simplify right side
    635,327.21x = 199,091,975,201.75
  5. Step 5: Solve for x
    x = 199,091,975,201.75/635,327.21
  6. Step 6: Final answer
    x = 313,369.19

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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.