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Finding the Fourth Proportional to 440,487.98, 607,728.82 and 246,867.38

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Solution

The fourth proportional to 440,487.98, 607,728.82 and 246,867.38 is: 340,595.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,487.98 : 607,728.82 = 246,867.38 : x
  2. Step 2: Convert to fraction form
    440,487.98/607,728.82 = 246,867.38/x
  3. Step 3: Cross multiply
    440,487.98x = 607,728.82 × 246,867.38
  4. Step 4: Simplify right side
    440,487.98x = 150,028,421,543.89
  5. Step 5: Solve for x
    x = 150,028,421,543.89/440,487.98
  6. Step 6: Final answer
    x = 340,595.95

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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.