Home / 850,694.66-1,173,985.20-488,184.82

Finding the Fourth Proportional to 850,694.66, 1,173,985.20 and 488,184.82

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Solution

The fourth proportional to 850,694.66, 1,173,985.20 and 488,184.82 is: 673,710.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,694.66 : 1,173,985.20 = 488,184.82 : x
  2. Step 2: Convert to fraction form
    850,694.66/1,173,985.20 = 488,184.82/x
  3. Step 3: Cross multiply
    850,694.66x = 1,173,985.20 × 488,184.82
  4. Step 4: Simplify right side
    850,694.66x = 573,121,753,544.66
  5. Step 5: Solve for x
    x = 573,121,753,544.66/850,694.66
  6. Step 6: Final answer
    x = 673,710.30

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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.