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Finding the Fourth Proportional to 444,508.31, 666,694.58 and 144,988.35

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Solution

The fourth proportional to 444,508.31, 666,694.58 and 144,988.35 is: 217,460.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,508.31 : 666,694.58 = 144,988.35 : x
  2. Step 2: Convert to fraction form
    444,508.31/666,694.58 = 144,988.35/x
  3. Step 3: Cross multiply
    444,508.31x = 666,694.58 × 144,988.35
  4. Step 4: Simplify right side
    444,508.31x = 96,662,946,383.20
  5. Step 5: Solve for x
    x = 96,662,946,383.20/444,508.31
  6. Step 6: Final answer
    x = 217,460.38

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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.