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Finding the Fourth Proportional to 593,149.44, 889,862.40 and 193,808.64

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Solution

The fourth proportional to 593,149.44, 889,862.40 and 193,808.64 is: 290,758.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,149.44 : 889,862.40 = 193,808.64 : x
  2. Step 2: Convert to fraction form
    593,149.44/889,862.40 = 193,808.64/x
  3. Step 3: Cross multiply
    593,149.44x = 889,862.40 × 193,808.64
  4. Step 4: Simplify right side
    593,149.44x = 172,463,021,531.14
  5. Step 5: Solve for x
    x = 172,463,021,531.14/593,149.44
  6. Step 6: Final answer
    x = 290,758.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.