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Finding the Fourth Proportional to 708,452.70, 993,933.30 and 708,452.70

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Solution

The fourth proportional to 708,452.70, 993,933.30 and 708,452.70 is: 993,933.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,452.70 : 993,933.30 = 708,452.70 : x
  2. Step 2: Convert to fraction form
    708,452.70/993,933.30 = 708,452.70/x
  3. Step 3: Cross multiply
    708,452.70x = 993,933.30 × 708,452.70
  4. Step 4: Simplify right side
    708,452.70x = 704,154,730,004.91
  5. Step 5: Solve for x
    x = 704,154,730,004.91/708,452.70
  6. Step 6: Final answer
    x = 993,933.30

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.