Home / 895,667.13-1,236,015.23-493,256.25

Finding the Fourth Proportional to 895,667.13, 1,236,015.23 and 493,256.25

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Solution

The fourth proportional to 895,667.13, 1,236,015.23 and 493,256.25 is: 680,690.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,667.13 : 1,236,015.23 = 493,256.25 : x
  2. Step 2: Convert to fraction form
    895,667.13/1,236,015.23 = 493,256.25/x
  3. Step 3: Cross multiply
    895,667.13x = 1,236,015.23 × 493,256.25
  4. Step 4: Simplify right side
    895,667.13x = 609,672,234,826.41
  5. Step 5: Solve for x
    x = 609,672,234,826.41/895,667.13
  6. Step 6: Final answer
    x = 680,690.64

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.