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Finding the Fourth Proportional to 544,618.12, 751,568.82 and 299,597.60

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Solution

The fourth proportional to 544,618.12, 751,568.82 and 299,597.60 is: 413,442.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,618.12 : 751,568.82 = 299,597.60 : x
  2. Step 2: Convert to fraction form
    544,618.12/751,568.82 = 299,597.60/x
  3. Step 3: Cross multiply
    544,618.12x = 751,568.82 × 299,597.60
  4. Step 4: Simplify right side
    544,618.12x = 225,168,214,706.83
  5. Step 5: Solve for x
    x = 225,168,214,706.83/544,618.12
  6. Step 6: Final answer
    x = 413,442.39

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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.