Home / 869,714.46-1,200,215.87-482,537.02

Finding the Fourth Proportional to 869,714.46, 1,200,215.87 and 482,537.02

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Solution

The fourth proportional to 869,714.46, 1,200,215.87 and 482,537.02 is: 665,906.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    869,714.46 : 1,200,215.87 = 482,537.02 : x
  2. Step 2: Convert to fraction form
    869,714.46/1,200,215.87 = 482,537.02/x
  3. Step 3: Cross multiply
    869,714.46x = 1,200,215.87 × 482,537.02
  4. Step 4: Simplify right side
    869,714.46x = 579,148,589,266.51
  5. Step 5: Solve for x
    x = 579,148,589,266.51/869,714.46
  6. Step 6: Final answer
    x = 665,906.59

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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.