Home / 895,782.53-1,236,179.89-493,374.53

Finding the Fourth Proportional to 895,782.53, 1,236,179.89 and 493,374.53

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Solution

The fourth proportional to 895,782.53, 1,236,179.89 and 493,374.53 is: 680,856.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,782.53 : 1,236,179.89 = 493,374.53 : x
  2. Step 2: Convert to fraction form
    895,782.53/1,236,179.89 = 493,374.53/x
  3. Step 3: Cross multiply
    895,782.53x = 1,236,179.89 × 493,374.53
  4. Step 4: Simplify right side
    895,782.53x = 609,899,672,224.20
  5. Step 5: Solve for x
    x = 609,899,672,224.20/895,782.53
  6. Step 6: Final answer
    x = 680,856.85

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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.