Home / 694,310.10-1,041,465.15-221,043.30

Finding the Fourth Proportional to 694,310.10, 1,041,465.15 and 221,043.30

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Solution

The fourth proportional to 694,310.10, 1,041,465.15 and 221,043.30 is: 331,564.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,310.10 : 1,041,465.15 = 221,043.30 : x
  2. Step 2: Convert to fraction form
    694,310.10/1,041,465.15 = 221,043.30/x
  3. Step 3: Cross multiply
    694,310.10x = 1,041,465.15 × 221,043.30
  4. Step 4: Simplify right side
    694,310.10x = 230,208,893,591.00
  5. Step 5: Solve for x
    x = 230,208,893,591.00/694,310.10
  6. Step 6: Final answer
    x = 331,564.95

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Double scale
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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.