Home / 746,029.19-1,029,520.22-406,497.44

Finding the Fourth Proportional to 746,029.19, 1,029,520.22 and 406,497.44

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Solution

The fourth proportional to 746,029.19, 1,029,520.22 and 406,497.44 is: 560,966.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,029.19 : 1,029,520.22 = 406,497.44 : x
  2. Step 2: Convert to fraction form
    746,029.19/1,029,520.22 = 406,497.44/x
  3. Step 3: Cross multiply
    746,029.19x = 1,029,520.22 × 406,497.44
  4. Step 4: Simplify right side
    746,029.19x = 418,497,334,399.55
  5. Step 5: Solve for x
    x = 418,497,334,399.55/746,029.19
  6. Step 6: Final answer
    x = 560,966.43

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Double scale
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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.