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Finding the Fourth Proportional to 617,496.88, 926,245.32 and 174,264.88

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Solution

The fourth proportional to 617,496.88, 926,245.32 and 174,264.88 is: 261,397.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    617,496.88 : 926,245.32 = 174,264.88 : x
  2. Step 2: Convert to fraction form
    617,496.88/926,245.32 = 174,264.88/x
  3. Step 3: Cross multiply
    617,496.88x = 926,245.32 × 174,264.88
  4. Step 4: Simplify right side
    617,496.88x = 161,412,029,540.36
  5. Step 5: Solve for x
    x = 161,412,029,540.36/617,496.88
  6. Step 6: Final answer
    x = 261,397.32

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Similar ratio
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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.