Home / 910,092.60-1,367,107.20-644,372.10

Finding the Fourth Proportional to 910,092.60, 1,367,107.20 and 644,372.10

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Solution

The fourth proportional to 910,092.60, 1,367,107.20 and 644,372.10 is: 967,951.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,092.60 : 1,367,107.20 = 644,372.10 : x
  2. Step 2: Convert to fraction form
    910,092.60/1,367,107.20 = 644,372.10/x
  3. Step 3: Cross multiply
    910,092.60x = 1,367,107.20 × 644,372.10
  4. Step 4: Simplify right side
    910,092.60x = 880,925,737,389.12
  5. Step 5: Solve for x
    x = 880,925,737,389.12/910,092.60
  6. Step 6: Final answer
    x = 967,951.76

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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.