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Finding the Fourth Proportional to 609,190.32, 914,116.08 and 254,235.36

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Solution

The fourth proportional to 609,190.32, 914,116.08 and 254,235.36 is: 381,491.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,190.32 : 914,116.08 = 254,235.36 : x
  2. Step 2: Convert to fraction form
    609,190.32/914,116.08 = 254,235.36/x
  3. Step 3: Cross multiply
    609,190.32x = 914,116.08 × 254,235.36
  4. Step 4: Simplify right side
    609,190.32x = 232,400,630,680.59
  5. Step 5: Solve for x
    x = 232,400,630,680.59/609,190.32
  6. Step 6: Final answer
    x = 381,491.01

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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.