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Finding the Fourth Proportional to 608,223.60, 839,304.38 and 336,294.86

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Solution

The fourth proportional to 608,223.60, 839,304.38 and 336,294.86 is: 464,062.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,223.60 : 839,304.38 = 336,294.86 : x
  2. Step 2: Convert to fraction form
    608,223.60/839,304.38 = 336,294.86/x
  3. Step 3: Cross multiply
    608,223.60x = 839,304.38 × 336,294.86
  4. Step 4: Simplify right side
    608,223.60x = 282,253,745,613.70
  5. Step 5: Solve for x
    x = 282,253,745,613.70/608,223.60
  6. Step 6: Final answer
    x = 464,062.47

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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.