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Finding the Fourth Proportional to 594,259.51, 891,165.85 and 215,086.56

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Solution

The fourth proportional to 594,259.51, 891,165.85 and 215,086.56 is: 322,548.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,259.51 : 891,165.85 = 215,086.56 : x
  2. Step 2: Convert to fraction form
    594,259.51/891,165.85 = 215,086.56/x
  3. Step 3: Cross multiply
    594,259.51x = 891,165.85 × 215,086.56
  4. Step 4: Simplify right side
    594,259.51x = 191,677,797,065.98
  5. Step 5: Solve for x
    x = 191,677,797,065.98/594,259.51
  6. Step 6: Final answer
    x = 322,548.98

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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.