Home / 639,544.73-959,317.02-190,272.02

Finding the Fourth Proportional to 639,544.73, 959,317.02 and 190,272.02

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Solution

The fourth proportional to 639,544.73, 959,317.02 and 190,272.02 is: 285,408.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    639,544.73 : 959,317.02 = 190,272.02 : x
  2. Step 2: Convert to fraction form
    639,544.73/959,317.02 = 190,272.02/x
  3. Step 3: Cross multiply
    639,544.73x = 959,317.02 × 190,272.02
  4. Step 4: Simplify right side
    639,544.73x = 182,531,182,419.20
  5. Step 5: Solve for x
    x = 182,531,182,419.20/639,544.73
  6. Step 6: Final answer
    x = 285,408.00

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Similar ratio
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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.