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Finding the Fourth Proportional to 292,772.96, 403,803.72 and 252,006.44

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Solution

The fourth proportional to 292,772.96, 403,803.72 and 252,006.44 is: 347,576.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,772.96 : 403,803.72 = 252,006.44 : x
  2. Step 2: Convert to fraction form
    292,772.96/403,803.72 = 252,006.44/x
  3. Step 3: Cross multiply
    292,772.96x = 403,803.72 × 252,006.44
  4. Step 4: Simplify right side
    292,772.96x = 101,761,137,935.96
  5. Step 5: Solve for x
    x = 101,761,137,935.96/292,772.96
  6. Step 6: Final answer
    x = 347,576.97

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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.