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Finding the Fourth Proportional to 294,015.56, 440,468.38 and 173,713.56

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Solution

The fourth proportional to 294,015.56, 440,468.38 and 173,713.56 is: 260,242.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,015.56 : 440,468.38 = 173,713.56 : x
  2. Step 2: Convert to fraction form
    294,015.56/440,468.38 = 173,713.56/x
  3. Step 3: Cross multiply
    294,015.56x = 440,468.38 × 173,713.56
  4. Step 4: Simplify right side
    294,015.56x = 76,515,330,357.23
  5. Step 5: Solve for x
    x = 76,515,330,357.23/294,015.56
  6. Step 6: Final answer
    x = 260,242.45

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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.