Home / 896,284.44-1,236,856.59-488,389.14

Finding the Fourth Proportional to 896,284.44, 1,236,856.59 and 488,389.14

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Solution

The fourth proportional to 896,284.44, 1,236,856.59 and 488,389.14 is: 673,968.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,284.44 : 1,236,856.59 = 488,389.14 : x
  2. Step 2: Convert to fraction form
    896,284.44/1,236,856.59 = 488,389.14/x
  3. Step 3: Cross multiply
    896,284.44x = 1,236,856.59 × 488,389.14
  4. Step 4: Simplify right side
    896,284.44x = 604,067,326,293.43
  5. Step 5: Solve for x
    x = 604,067,326,293.43/896,284.44
  6. Step 6: Final answer
    x = 673,968.33

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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.