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Finding the Fourth Proportional to 293,645.01, 405,219.27 and 159,506.13

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Solution

The fourth proportional to 293,645.01, 405,219.27 and 159,506.13 is: 220,112.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,645.01 : 405,219.27 = 159,506.13 : x
  2. Step 2: Convert to fraction form
    293,645.01/405,219.27 = 159,506.13/x
  3. Step 3: Cross multiply
    293,645.01x = 405,219.27 × 159,506.13
  4. Step 4: Simplify right side
    293,645.01x = 64,634,957,559.13
  5. Step 5: Solve for x
    x = 64,634,957,559.13/293,645.01
  6. Step 6: Final answer
    x = 220,112.57

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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.