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Finding the Fourth Proportional to 395,143.16, 544,935.30 and 264,092

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Solution

The fourth proportional to 395,143.16, 544,935.30 and 264,092 is: 364,204.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,143.16 : 544,935.30 = 264,092 : x
  2. Step 2: Convert to fraction form
    395,143.16/544,935.30 = 264,092/x
  3. Step 3: Cross multiply
    395,143.16x = 544,935.30 × 264,092
  4. Step 4: Simplify right side
    395,143.16x = 143,913,053,247.60
  5. Step 5: Solve for x
    x = 143,913,053,247.60/395,143.16
  6. Step 6: Final answer
    x = 364,204.84

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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.