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Finding the Fourth Proportional to 886,010.88, 1,222,695.02 and 483,602.88

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Solution

The fourth proportional to 886,010.88, 1,222,695.02 and 483,602.88 is: 667,371.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,010.88 : 1,222,695.02 = 483,602.88 : x
  2. Step 2: Convert to fraction form
    886,010.88/1,222,695.02 = 483,602.88/x
  3. Step 3: Cross multiply
    886,010.88x = 1,222,695.02 × 483,602.88
  4. Step 4: Simplify right side
    886,010.88x = 591,298,833,033.66
  5. Step 5: Solve for x
    x = 591,298,833,033.66/886,010.88
  6. Step 6: Final answer
    x = 667,371.98

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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.