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Finding the Fourth Proportional to 524,503.12, 723,813.24 and 295,060.57

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Solution

The fourth proportional to 524,503.12, 723,813.24 and 295,060.57 is: 407,182.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,503.12 : 723,813.24 = 295,060.57 : x
  2. Step 2: Convert to fraction form
    524,503.12/723,813.24 = 295,060.57/x
  3. Step 3: Cross multiply
    524,503.12x = 723,813.24 × 295,060.57
  4. Step 4: Simplify right side
    524,503.12x = 213,568,745,126.09
  5. Step 5: Solve for x
    x = 213,568,745,126.09/524,503.12
  6. Step 6: Final answer
    x = 407,182.98

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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.