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Finding the Fourth Proportional to 593,347.60, 890,107.80 and 193,891.60

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Solution

The fourth proportional to 593,347.60, 890,107.80 and 193,891.60 is: 290,865.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,347.60 : 890,107.80 = 193,891.60 : x
  2. Step 2: Convert to fraction form
    593,347.60/890,107.80 = 193,891.60/x
  3. Step 3: Cross multiply
    593,347.60x = 890,107.80 × 193,891.60
  4. Step 4: Simplify right side
    593,347.60x = 172,584,425,514.48
  5. Step 5: Solve for x
    x = 172,584,425,514.48/593,347.60
  6. Step 6: Final answer
    x = 290,865.63

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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.