Home / 902,492.91-1,352,238.39-635,689.80

Finding the Fourth Proportional to 902,492.91, 1,352,238.39 and 635,689.80

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Solution

The fourth proportional to 902,492.91, 1,352,238.39 and 635,689.80 is: 952,477.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,492.91 : 1,352,238.39 = 635,689.80 : x
  2. Step 2: Convert to fraction form
    902,492.91/1,352,238.39 = 635,689.80/x
  3. Step 3: Cross multiply
    902,492.91x = 1,352,238.39 × 635,689.80
  4. Step 4: Simplify right side
    902,492.91x = 859,604,151,691.42
  5. Step 5: Solve for x
    x = 859,604,151,691.42/902,492.91
  6. Step 6: Final answer
    x = 952,477.46

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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.