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Finding the Fourth Proportional to 207,642.22, 310,325.36 and 151,600.34

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Solution

The fourth proportional to 207,642.22, 310,325.36 and 151,600.34 is: 226,569.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,642.22 : 310,325.36 = 151,600.34 : x
  2. Step 2: Convert to fraction form
    207,642.22/310,325.36 = 151,600.34/x
  3. Step 3: Cross multiply
    207,642.22x = 310,325.36 × 151,600.34
  4. Step 4: Simplify right side
    207,642.22x = 47,045,431,241.44
  5. Step 5: Solve for x
    x = 47,045,431,241.44/207,642.22
  6. Step 6: Final answer
    x = 226,569.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.