Home / 914,082.17-1,371,121.58-274,385.27

Finding the Fourth Proportional to 914,082.17, 1,371,121.58 and 274,385.27

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Solution

The fourth proportional to 914,082.17, 1,371,121.58 and 274,385.27 is: 411,577.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,082.17 : 1,371,121.58 = 274,385.27 : x
  2. Step 2: Convert to fraction form
    914,082.17/1,371,121.58 = 274,385.27/x
  3. Step 3: Cross multiply
    914,082.17x = 1,371,121.58 × 274,385.27
  4. Step 4: Simplify right side
    914,082.17x = 376,215,567,501.48
  5. Step 5: Solve for x
    x = 376,215,567,501.48/914,082.17
  6. Step 6: Final answer
    x = 411,577.41

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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.