Home / 826,613.28-1,140,725.88-464,037.84

Finding the Fourth Proportional to 826,613.28, 1,140,725.88 and 464,037.84

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Solution

The fourth proportional to 826,613.28, 1,140,725.88 and 464,037.84 is: 640,371.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    826,613.28 : 1,140,725.88 = 464,037.84 : x
  2. Step 2: Convert to fraction form
    826,613.28/1,140,725.88 = 464,037.84/x
  3. Step 3: Cross multiply
    826,613.28x = 1,140,725.88 × 464,037.84
  4. Step 4: Simplify right side
    826,613.28x = 529,339,973,387.30
  5. Step 5: Solve for x
    x = 529,339,973,387.30/826,613.28
  6. Step 6: Final answer
    x = 640,371.97

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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.