Home / 850,459.88-1,173,432.94-482,857.07

Finding the Fourth Proportional to 850,459.88, 1,173,432.94 and 482,857.07

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Solution

The fourth proportional to 850,459.88, 1,173,432.94 and 482,857.07 is: 666,228.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,459.88 : 1,173,432.94 = 482,857.07 : x
  2. Step 2: Convert to fraction form
    850,459.88/1,173,432.94 = 482,857.07/x
  3. Step 3: Cross multiply
    850,459.88x = 1,173,432.94 × 482,857.07
  4. Step 4: Simplify right side
    850,459.88x = 566,600,384,175.58
  5. Step 5: Solve for x
    x = 566,600,384,175.58/850,459.88
  6. Step 6: Final answer
    x = 666,228.23

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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.