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Finding the Fourth Proportional to 626,333.44, 863,146.96 and 614,817.44

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Solution

The fourth proportional to 626,333.44, 863,146.96 and 614,817.44 is: 847,276.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,333.44 : 863,146.96 = 614,817.44 : x
  2. Step 2: Convert to fraction form
    626,333.44/863,146.96 = 614,817.44/x
  3. Step 3: Cross multiply
    626,333.44x = 863,146.96 × 614,817.44
  4. Step 4: Simplify right side
    626,333.44x = 530,677,804,290.98
  5. Step 5: Solve for x
    x = 530,677,804,290.98/626,333.44
  6. Step 6: Final answer
    x = 847,276.82

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1.5x scale

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.