Home / 863,841.36-1,296,136.28-464,015.64

Finding the Fourth Proportional to 863,841.36, 1,296,136.28 and 464,015.64

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Solution

The fourth proportional to 863,841.36, 1,296,136.28 and 464,015.64 is: 696,224.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,841.36 : 1,296,136.28 = 464,015.64 : x
  2. Step 2: Convert to fraction form
    863,841.36/1,296,136.28 = 464,015.64/x
  3. Step 3: Cross multiply
    863,841.36x = 1,296,136.28 × 464,015.64
  4. Step 4: Simplify right side
    863,841.36x = 601,427,505,491.42
  5. Step 5: Solve for x
    x = 601,427,505,491.42/863,841.36
  6. Step 6: Final answer
    x = 696,224.48

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.