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Finding the Fourth Proportional to 343,462.75, 515,089.08 and 237,527.51

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Solution

The fourth proportional to 343,462.75, 515,089.08 and 237,527.51 is: 356,218.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,462.75 : 515,089.08 = 237,527.51 : x
  2. Step 2: Convert to fraction form
    343,462.75/515,089.08 = 237,527.51/x
  3. Step 3: Cross multiply
    343,462.75x = 515,089.08 × 237,527.51
  4. Step 4: Simplify right side
    343,462.75x = 122,347,826,600.59
  5. Step 5: Solve for x
    x = 122,347,826,600.59/343,462.75
  6. Step 6: Final answer
    x = 356,218.62

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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.