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Finding the Fourth Proportional to 440,408.12, 607,805.87 and 246,848.71

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Solution

The fourth proportional to 440,408.12, 607,805.87 and 246,848.71 is: 340,675.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,408.12 : 607,805.87 = 246,848.71 : x
  2. Step 2: Convert to fraction form
    440,408.12/607,805.87 = 246,848.71/x
  3. Step 3: Cross multiply
    440,408.12x = 607,805.87 × 246,848.71
  4. Step 4: Simplify right side
    440,408.12x = 150,036,093,705.68
  5. Step 5: Solve for x
    x = 150,036,093,705.68/440,408.12
  6. Step 6: Final answer
    x = 340,675.13

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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.