Home / 696,824.24-1,045,234.24-191,385.66

Finding the Fourth Proportional to 696,824.24, 1,045,234.24 and 191,385.66

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Solution

The fourth proportional to 696,824.24, 1,045,234.24 and 191,385.66 is: 287,077.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,824.24 : 1,045,234.24 = 191,385.66 : x
  2. Step 2: Convert to fraction form
    696,824.24/1,045,234.24 = 191,385.66/x
  3. Step 3: Cross multiply
    696,824.24x = 1,045,234.24 × 191,385.66
  4. Step 4: Simplify right side
    696,824.24x = 200,042,844,877.00
  5. Step 5: Solve for x
    x = 200,042,844,877.00/696,824.24
  6. Step 6: Final answer
    x = 287,077.91

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Double scale
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Similar ratio
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1.5x scale

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.