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Finding the Fourth Proportional to 605,927.79, 909,046.90 and 226,853.87

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Solution

The fourth proportional to 605,927.79, 909,046.90 and 226,853.87 is: 340,338.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,927.79 : 909,046.90 = 226,853.87 : x
  2. Step 2: Convert to fraction form
    605,927.79/909,046.90 = 226,853.87/x
  3. Step 3: Cross multiply
    605,927.79x = 909,046.90 × 226,853.87
  4. Step 4: Simplify right side
    605,927.79x = 206,220,803,014.84
  5. Step 5: Solve for x
    x = 206,220,803,014.84/605,927.79
  6. Step 6: Final answer
    x = 340,338.91

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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.