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Finding the Fourth Proportional to 637,707.76, 956,229.49 and 238,019.83

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Solution

The fourth proportional to 637,707.76, 956,229.49 and 238,019.83 is: 356,905.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,707.76 : 956,229.49 = 238,019.83 : x
  2. Step 2: Convert to fraction form
    637,707.76/956,229.49 = 238,019.83/x
  3. Step 3: Cross multiply
    637,707.76x = 956,229.49 × 238,019.83
  4. Step 4: Simplify right side
    637,707.76x = 227,601,580,650.79
  5. Step 5: Solve for x
    x = 227,601,580,650.79/637,707.76
  6. Step 6: Final answer
    x = 356,905.77

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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.