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Finding the Fourth Proportional to 264,877.30, 397,315.95 and 264,877.30

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Solution

The fourth proportional to 264,877.30, 397,315.95 and 264,877.30 is: 397,315.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,877.30 : 397,315.95 = 264,877.30 : x
  2. Step 2: Convert to fraction form
    264,877.30/397,315.95 = 264,877.30/x
  3. Step 3: Cross multiply
    264,877.30x = 397,315.95 × 264,877.30
  4. Step 4: Simplify right side
    264,877.30x = 105,239,976,082.94
  5. Step 5: Solve for x
    x = 105,239,976,082.94/264,877.30
  6. Step 6: Final answer
    x = 397,315.95

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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.