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Finding the Fourth Proportional to 293,737.72, 405,357.06 and 166,437.58

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Solution

The fourth proportional to 293,737.72, 405,357.06 and 166,437.58 is: 229,683.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,737.72 : 405,357.06 = 166,437.58 : x
  2. Step 2: Convert to fraction form
    293,737.72/405,357.06 = 166,437.58/x
  3. Step 3: Cross multiply
    293,737.72x = 405,357.06 × 166,437.58
  4. Step 4: Simplify right side
    293,737.72x = 67,466,648,102.31
  5. Step 5: Solve for x
    x = 67,466,648,102.31/293,737.72
  6. Step 6: Final answer
    x = 229,683.30

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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.