Home / 895,999.12-1,236,478.24-493,591.12

Finding the Fourth Proportional to 895,999.12, 1,236,478.24 and 493,591.12

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Solution

The fourth proportional to 895,999.12, 1,236,478.24 and 493,591.12 is: 681,155.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,999.12 : 1,236,478.24 = 493,591.12 : x
  2. Step 2: Convert to fraction form
    895,999.12/1,236,478.24 = 493,591.12/x
  3. Step 3: Cross multiply
    895,999.12x = 1,236,478.24 × 493,591.12
  4. Step 4: Simplify right side
    895,999.12x = 610,314,677,174.64
  5. Step 5: Solve for x
    x = 610,314,677,174.64/895,999.12
  6. Step 6: Final answer
    x = 681,155.44

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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.