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Finding the Fourth Proportional to 440,100.60, 607,336.56 and 238,896.60

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Solution

The fourth proportional to 440,100.60, 607,336.56 and 238,896.60 is: 329,676.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,100.60 : 607,336.56 = 238,896.60 : x
  2. Step 2: Convert to fraction form
    440,100.60/607,336.56 = 238,896.60/x
  3. Step 3: Cross multiply
    440,100.60x = 607,336.56 × 238,896.60
  4. Step 4: Simplify right side
    440,100.60x = 145,090,639,239.70
  5. Step 5: Solve for x
    x = 145,090,639,239.70/440,100.60
  6. Step 6: Final answer
    x = 329,676.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.