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Finding the Fourth Proportional to 293,597.28, 405,166.32 and 159,461.28

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Solution

The fourth proportional to 293,597.28, 405,166.32 and 159,461.28 is: 220,057.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,597.28 : 405,166.32 = 159,461.28 : x
  2. Step 2: Convert to fraction form
    293,597.28/405,166.32 = 159,461.28/x
  3. Step 3: Cross multiply
    293,597.28x = 405,166.32 × 159,461.28
  4. Step 4: Simplify right side
    293,597.28x = 64,608,340,000.09
  5. Step 5: Solve for x
    x = 64,608,340,000.09/293,597.28
  6. Step 6: Final answer
    x = 220,057.69

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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.