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Finding the Fourth Proportional to 534,586.16, 737,726.72 and 292,868.48

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Solution

The fourth proportional to 534,586.16, 737,726.72 and 292,868.48 is: 404,157.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,586.16 : 737,726.72 = 292,868.48 : x
  2. Step 2: Convert to fraction form
    534,586.16/737,726.72 = 292,868.48/x
  3. Step 3: Cross multiply
    534,586.16x = 737,726.72 × 292,868.48
  4. Step 4: Simplify right side
    534,586.16x = 216,056,903,141.79
  5. Step 5: Solve for x
    x = 216,056,903,141.79/534,586.16
  6. Step 6: Final answer
    x = 404,157.31

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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.