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Finding the Fourth Proportional to 414,066.40, 619,787.40 and 295,968.40

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Solution

The fourth proportional to 414,066.40, 619,787.40 and 295,968.40 is: 443,014.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,066.40 : 619,787.40 = 295,968.40 : x
  2. Step 2: Convert to fraction form
    414,066.40/619,787.40 = 295,968.40/x
  3. Step 3: Cross multiply
    414,066.40x = 619,787.40 × 295,968.40
  4. Step 4: Simplify right side
    414,066.40x = 183,437,485,118.16
  5. Step 5: Solve for x
    x = 183,437,485,118.16/414,066.40
  6. Step 6: Final answer
    x = 443,014.66

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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.