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Finding the Fourth Proportional to 209,330.01, 313,994.97 and 61,586.01

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Solution

The fourth proportional to 209,330.01, 313,994.97 and 61,586.01 is: 92,379.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,330.01 : 313,994.97 = 61,586.01 : x
  2. Step 2: Convert to fraction form
    209,330.01/313,994.97 = 61,586.01/x
  3. Step 3: Cross multiply
    209,330.01x = 313,994.97 × 61,586.01
  4. Step 4: Simplify right side
    209,330.01x = 19,337,697,362.37
  5. Step 5: Solve for x
    x = 19,337,697,362.37/209,330.01
  6. Step 6: Final answer
    x = 92,379.00

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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.