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Finding the Fourth Proportional to 293,089.32, 439,338.60 and 115,527.60

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Solution

The fourth proportional to 293,089.32, 439,338.60 and 115,527.60 is: 173,174.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,089.32 : 439,338.60 = 115,527.60 : x
  2. Step 2: Convert to fraction form
    293,089.32/439,338.60 = 115,527.60/x
  3. Step 3: Cross multiply
    293,089.32x = 439,338.60 × 115,527.60
  4. Step 4: Simplify right side
    293,089.32x = 50,755,734,045.36
  5. Step 5: Solve for x
    x = 50,755,734,045.36/293,089.32
  6. Step 6: Final answer
    x = 173,174.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.