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Finding the Fourth Proportional to 230,973.89, 346,461.65 and 71,048.75

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Solution

The fourth proportional to 230,973.89, 346,461.65 and 71,048.75 is: 106,573.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,973.89 : 346,461.65 = 71,048.75 : x
  2. Step 2: Convert to fraction form
    230,973.89/346,461.65 = 71,048.75/x
  3. Step 3: Cross multiply
    230,973.89x = 346,461.65 × 71,048.75
  4. Step 4: Simplify right side
    230,973.89x = 24,615,665,067.89
  5. Step 5: Solve for x
    x = 24,615,665,067.89/230,973.89
  6. Step 6: Final answer
    x = 106,573.37

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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.