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Finding the Fourth Proportional to 444,061.30, 666,310.65 and 207,369.58

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Solution

The fourth proportional to 444,061.30, 666,310.65 and 207,369.58 is: 311,156.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,061.30 : 666,310.65 = 207,369.58 : x
  2. Step 2: Convert to fraction form
    444,061.30/666,310.65 = 207,369.58/x
  3. Step 3: Cross multiply
    444,061.30x = 666,310.65 × 207,369.58
  4. Step 4: Simplify right side
    444,061.30x = 138,172,559,640.03
  5. Step 5: Solve for x
    x = 138,172,559,640.03/444,061.30
  6. Step 6: Final answer
    x = 311,156.50

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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.