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Finding the Fourth Proportional to 590,853.67, 886,094.61 and 191,401.77

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Solution

The fourth proportional to 590,853.67, 886,094.61 and 191,401.77 is: 287,042.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,853.67 : 886,094.61 = 191,401.77 : x
  2. Step 2: Convert to fraction form
    590,853.67/886,094.61 = 191,401.77/x
  3. Step 3: Cross multiply
    590,853.67x = 886,094.61 × 191,401.77
  4. Step 4: Simplify right side
    590,853.67x = 169,600,075,977.23
  5. Step 5: Solve for x
    x = 169,600,075,977.23/590,853.67
  6. Step 6: Final answer
    x = 287,042.43

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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.