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Finding the Fourth Proportional to 294,192.72, 405,995.04 and 166,873.68

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Solution

The fourth proportional to 294,192.72, 405,995.04 and 166,873.68 is: 230,290.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,192.72 : 405,995.04 = 166,873.68 : x
  2. Step 2: Convert to fraction form
    294,192.72/405,995.04 = 166,873.68/x
  3. Step 3: Cross multiply
    294,192.72x = 405,995.04 × 166,873.68
  4. Step 4: Simplify right side
    294,192.72x = 67,749,886,386.55
  5. Step 5: Solve for x
    x = 67,749,886,386.55/294,192.72
  6. Step 6: Final answer
    x = 230,290.83

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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.