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Finding the Fourth Proportional to 253,669.56, 350,060.46 and 146,239.80

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Solution

The fourth proportional to 253,669.56, 350,060.46 and 146,239.80 is: 201,808.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,669.56 : 350,060.46 = 146,239.80 : x
  2. Step 2: Convert to fraction form
    253,669.56/350,060.46 = 146,239.80/x
  3. Step 3: Cross multiply
    253,669.56x = 350,060.46 × 146,239.80
  4. Step 4: Simplify right side
    253,669.56x = 51,192,771,658.31
  5. Step 5: Solve for x
    x = 51,192,771,658.31/253,669.56
  6. Step 6: Final answer
    x = 201,808.89

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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.