Home / 895,997.76-1,236,476.39-493,589.76

Finding the Fourth Proportional to 895,997.76, 1,236,476.39 and 493,589.76

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Solution

The fourth proportional to 895,997.76, 1,236,476.39 and 493,589.76 is: 681,153.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,997.76 : 1,236,476.39 = 493,589.76 : x
  2. Step 2: Convert to fraction form
    895,997.76/1,236,476.39 = 493,589.76/x
  3. Step 3: Cross multiply
    895,997.76x = 1,236,476.39 × 493,589.76
  4. Step 4: Simplify right side
    895,997.76x = 610,312,082,117.82
  5. Step 5: Solve for x
    x = 610,312,082,117.82/895,997.76
  6. Step 6: Final answer
    x = 681,153.58

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.