Home / 895,766.25-1,236,157.43-493,358.25

Finding the Fourth Proportional to 895,766.25, 1,236,157.43 and 493,358.25

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Solution

The fourth proportional to 895,766.25, 1,236,157.43 and 493,358.25 is: 680,834.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,766.25 : 1,236,157.43 = 493,358.25 : x
  2. Step 2: Convert to fraction form
    895,766.25/1,236,157.43 = 493,358.25/x
  3. Step 3: Cross multiply
    895,766.25x = 1,236,157.43 × 493,358.25
  4. Step 4: Simplify right side
    895,766.25x = 609,868,463,922.51
  5. Step 5: Solve for x
    x = 609,868,463,922.51/895,766.25
  6. Step 6: Final answer
    x = 680,834.39

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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.