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Finding the Fourth Proportional to 606,045.92, 836,326.32 and 379,816.16

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Solution

The fourth proportional to 606,045.92, 836,326.32 and 379,816.16 is: 524,135.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,045.92 : 836,326.32 = 379,816.16 : x
  2. Step 2: Convert to fraction form
    606,045.92/836,326.32 = 379,816.16/x
  3. Step 3: Cross multiply
    606,045.92x = 836,326.32 × 379,816.16
  4. Step 4: Simplify right side
    606,045.92x = 317,650,251,369.33
  5. Step 5: Solve for x
    x = 317,650,251,369.33/606,045.92
  6. Step 6: Final answer
    x = 524,135.62

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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.