Home / 697,166.38-1,045,640.22-191,765.26

Finding the Fourth Proportional to 697,166.38, 1,045,640.22 and 191,765.26

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Solution

The fourth proportional to 697,166.38, 1,045,640.22 and 191,765.26 is: 287,617.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,166.38 : 1,045,640.22 = 191,765.26 : x
  2. Step 2: Convert to fraction form
    697,166.38/1,045,640.22 = 191,765.26/x
  3. Step 3: Cross multiply
    697,166.38x = 1,045,640.22 × 191,765.26
  4. Step 4: Simplify right side
    697,166.38x = 200,517,468,654.76
  5. Step 5: Solve for x
    x = 200,517,468,654.76/697,166.38
  6. Step 6: Final answer
    x = 287,617.81

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Double scale
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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.