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Finding the Fourth Proportional to 444,227.84, 666,330.69 and 207,835.01

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Solution

The fourth proportional to 444,227.84, 666,330.69 and 207,835.01 is: 311,747.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,227.84 : 666,330.69 = 207,835.01 : x
  2. Step 2: Convert to fraction form
    444,227.84/666,330.69 = 207,835.01/x
  3. Step 3: Cross multiply
    444,227.84x = 666,330.69 × 207,835.01
  4. Step 4: Simplify right side
    444,227.84x = 138,486,845,619.46
  5. Step 5: Solve for x
    x = 138,486,845,619.46/444,227.84
  6. Step 6: Final answer
    x = 311,747.34

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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.