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Finding the Fourth Proportional to 594,003.06, 891,021.60 and 214,958.70

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Solution

The fourth proportional to 594,003.06, 891,021.60 and 214,958.70 is: 322,444.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,003.06 : 891,021.60 = 214,958.70 : x
  2. Step 2: Convert to fraction form
    594,003.06/891,021.60 = 214,958.70/x
  3. Step 3: Cross multiply
    594,003.06x = 891,021.60 × 214,958.70
  4. Step 4: Simplify right side
    594,003.06x = 191,532,844,807.92
  5. Step 5: Solve for x
    x = 191,532,844,807.92/594,003.06
  6. Step 6: Final answer
    x = 322,444.21

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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.