Home / 566,682.84-782,016.12-321,714.36

Finding the Fourth Proportional to 566,682.84, 782,016.12 and 321,714.36

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Solution

The fourth proportional to 566,682.84, 782,016.12 and 321,714.36 is: 443,962.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,682.84 : 782,016.12 = 321,714.36 : x
  2. Step 2: Convert to fraction form
    566,682.84/782,016.12 = 321,714.36/x
  3. Step 3: Cross multiply
    566,682.84x = 782,016.12 × 321,714.36
  4. Step 4: Simplify right side
    566,682.84x = 251,585,815,555.48
  5. Step 5: Solve for x
    x = 251,585,815,555.48/566,682.84
  6. Step 6: Final answer
    x = 443,962.30

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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.