Home / 895,648.25-1,235,938.60-493,240.25

Finding the Fourth Proportional to 895,648.25, 1,235,938.60 and 493,240.25

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Solution

The fourth proportional to 895,648.25, 1,235,938.60 and 493,240.25 is: 680,640.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,648.25 : 1,235,938.60 = 493,240.25 : x
  2. Step 2: Convert to fraction form
    895,648.25/1,235,938.60 = 493,240.25/x
  3. Step 3: Cross multiply
    895,648.25x = 1,235,938.60 × 493,240.25
  4. Step 4: Simplify right side
    895,648.25x = 609,614,667,755.05
  5. Step 5: Solve for x
    x = 609,614,667,755.05/895,648.25
  6. Step 6: Final answer
    x = 680,640.72

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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.