Home / 930,613.26-1,283,919.24-608,511.90

Finding the Fourth Proportional to 930,613.26, 1,283,919.24 and 608,511.90

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Solution

The fourth proportional to 930,613.26, 1,283,919.24 and 608,511.90 is: 839,532.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,613.26 : 1,283,919.24 = 608,511.90 : x
  2. Step 2: Convert to fraction form
    930,613.26/1,283,919.24 = 608,511.90/x
  3. Step 3: Cross multiply
    930,613.26x = 1,283,919.24 × 608,511.90
  4. Step 4: Simplify right side
    930,613.26x = 781,280,136,178.96
  5. Step 5: Solve for x
    x = 781,280,136,178.96/930,613.26
  6. Step 6: Final answer
    x = 839,532.56

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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.