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Finding the Fourth Proportional to 413,062.93, 619,601.24 and 113,541.67

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Solution

The fourth proportional to 413,062.93, 619,601.24 and 113,541.67 is: 170,314.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,062.93 : 619,601.24 = 113,541.67 : x
  2. Step 2: Convert to fraction form
    413,062.93/619,601.24 = 113,541.67/x
  3. Step 3: Cross multiply
    413,062.93x = 619,601.24 × 113,541.67
  4. Step 4: Simplify right side
    413,062.93x = 70,350,559,523.67
  5. Step 5: Solve for x
    x = 70,350,559,523.67/413,062.93
  6. Step 6: Final answer
    x = 170,314.39

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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.