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Finding the Fourth Proportional to 440,310.15, 607,637.88 and 246,732.30

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Solution

The fourth proportional to 440,310.15, 607,637.88 and 246,732.30 is: 340,496.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,310.15 : 607,637.88 = 246,732.30 : x
  2. Step 2: Convert to fraction form
    440,310.15/607,637.88 = 246,732.30/x
  3. Step 3: Cross multiply
    440,310.15x = 607,637.88 × 246,732.30
  4. Step 4: Simplify right side
    440,310.15x = 149,923,891,699.52
  5. Step 5: Solve for x
    x = 149,923,891,699.52/440,310.15
  6. Step 6: Final answer
    x = 340,496.11

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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.