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Finding the Fourth Proportional to 537,795.20, 806,692.80 and 514,175.60

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Solution

The fourth proportional to 537,795.20, 806,692.80 and 514,175.60 is: 771,263.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,795.20 : 806,692.80 = 514,175.60 : x
  2. Step 2: Convert to fraction form
    537,795.20/806,692.80 = 514,175.60/x
  3. Step 3: Cross multiply
    537,795.20x = 806,692.80 × 514,175.60
  4. Step 4: Simplify right side
    537,795.20x = 414,781,754,455.68
  5. Step 5: Solve for x
    x = 414,781,754,455.68/537,795.20
  6. Step 6: Final answer
    x = 771,263.40

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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.