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Finding the Fourth Proportional to 358,309.39, 494,670.91 and 237,613.62

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Solution

The fourth proportional to 358,309.39, 494,670.91 and 237,613.62 is: 328,042.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,309.39 : 494,670.91 = 237,613.62 : x
  2. Step 2: Convert to fraction form
    358,309.39/494,670.91 = 237,613.62/x
  3. Step 3: Cross multiply
    358,309.39x = 494,670.91 × 237,613.62
  4. Step 4: Simplify right side
    358,309.39x = 117,540,545,633.79
  5. Step 5: Solve for x
    x = 117,540,545,633.79/358,309.39
  6. Step 6: Final answer
    x = 328,042.05

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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.