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Finding the Fourth Proportional to 444,521.85, 666,109.23 and 294,223.69

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Solution

The fourth proportional to 444,521.85, 666,109.23 and 294,223.69 is: 440,889.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,521.85 : 666,109.23 = 294,223.69 : x
  2. Step 2: Convert to fraction form
    444,521.85/666,109.23 = 294,223.69/x
  3. Step 3: Cross multiply
    444,521.85x = 666,109.23 × 294,223.69
  4. Step 4: Simplify right side
    444,521.85x = 195,985,112,263.11
  5. Step 5: Solve for x
    x = 195,985,112,263.11/444,521.85
  6. Step 6: Final answer
    x = 440,889.72

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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.