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Finding the Fourth Proportional to 593,910.60, 889,116.30 and 394,456.20

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Solution

The fourth proportional to 593,910.60, 889,116.30 and 394,456.20 is: 590,522.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,910.60 : 889,116.30 = 394,456.20 : x
  2. Step 2: Convert to fraction form
    593,910.60/889,116.30 = 394,456.20/x
  3. Step 3: Cross multiply
    593,910.60x = 889,116.30 × 394,456.20
  4. Step 4: Simplify right side
    593,910.60x = 350,717,437,056.06
  5. Step 5: Solve for x
    x = 350,717,437,056.06/593,910.60
  6. Step 6: Final answer
    x = 590,522.27

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1.5x scale

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.