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Finding the Fourth Proportional to 524,517.15, 786,773.09 and 453,222.86

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Solution

The fourth proportional to 524,517.15, 786,773.09 and 453,222.86 is: 679,832.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,517.15 : 786,773.09 = 453,222.86 : x
  2. Step 2: Convert to fraction form
    524,517.15/786,773.09 = 453,222.86/x
  3. Step 3: Cross multiply
    524,517.15x = 786,773.09 × 453,222.86
  4. Step 4: Simplify right side
    524,517.15x = 356,583,548,711.34
  5. Step 5: Solve for x
    x = 356,583,548,711.34/524,517.15
  6. Step 6: Final answer
    x = 679,832.01

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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.