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Finding the Fourth Proportional to 364,361.76, 502,817.58 and 201,013.80

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Solution

The fourth proportional to 364,361.76, 502,817.58 and 201,013.80 is: 277,398.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,361.76 : 502,817.58 = 201,013.80 : x
  2. Step 2: Convert to fraction form
    364,361.76/502,817.58 = 201,013.80/x
  3. Step 3: Cross multiply
    364,361.76x = 502,817.58 × 201,013.80
  4. Step 4: Simplify right side
    364,361.76x = 101,073,272,462.60
  5. Step 5: Solve for x
    x = 101,073,272,462.60/364,361.76
  6. Step 6: Final answer
    x = 277,398.13

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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.