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Finding the Fourth Proportional to 537,315.85, 804,891.88 and 248,720.70

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Solution

The fourth proportional to 537,315.85, 804,891.88 and 248,720.70 is: 372,580.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,315.85 : 804,891.88 = 248,720.70 : x
  2. Step 2: Convert to fraction form
    537,315.85/804,891.88 = 248,720.70/x
  3. Step 3: Cross multiply
    537,315.85x = 804,891.88 × 248,720.70
  4. Step 4: Simplify right side
    537,315.85x = 200,193,271,817.92
  5. Step 5: Solve for x
    x = 200,193,271,817.92/537,315.85
  6. Step 6: Final answer
    x = 372,580.25

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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.