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Finding the Fourth Proportional to 608,287.62, 839,392.02 and 336,359.10

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Solution

The fourth proportional to 608,287.62, 839,392.02 and 336,359.10 is: 464,150.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,287.62 : 839,392.02 = 336,359.10 : x
  2. Step 2: Convert to fraction form
    608,287.62/839,392.02 = 336,359.10/x
  3. Step 3: Cross multiply
    608,287.62x = 839,392.02 × 336,359.10
  4. Step 4: Simplify right side
    608,287.62x = 282,337,144,394.38
  5. Step 5: Solve for x
    x = 282,337,144,394.38/608,287.62
  6. Step 6: Final answer
    x = 464,150.73

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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.