Home / 543,827-815,823.24-277,442.04

Finding the Fourth Proportional to 543,827, 815,823.24 and 277,442.04

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Solution

The fourth proportional to 543,827, 815,823.24 and 277,442.04 is: 416,205.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,827 : 815,823.24 = 277,442.04 : x
  2. Step 2: Convert to fraction form
    543,827/815,823.24 = 277,442.04/x
  3. Step 3: Cross multiply
    543,827x = 815,823.24 × 277,442.04
  4. Step 4: Simplify right side
    543,827x = 226,343,663,985.01
  5. Step 5: Solve for x
    x = 226,343,663,985.01/543,827
  6. Step 6: Final answer
    x = 416,205.27

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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.