Home / 639,032.30-958,548.45-544,043.60

Finding the Fourth Proportional to 639,032.30, 958,548.45 and 544,043.60

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Solution

The fourth proportional to 639,032.30, 958,548.45 and 544,043.60 is: 816,065.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    639,032.30 : 958,548.45 = 544,043.60 : x
  2. Step 2: Convert to fraction form
    639,032.30/958,548.45 = 544,043.60/x
  3. Step 3: Cross multiply
    639,032.30x = 958,548.45 × 544,043.60
  4. Step 4: Simplify right side
    639,032.30x = 521,492,149,512.42
  5. Step 5: Solve for x
    x = 521,492,149,512.42/639,032.30
  6. Step 6: Final answer
    x = 816,065.40

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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.