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Finding the Fourth Proportional to 294,708.29, 441,397.79 and 206,356.22

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Solution

The fourth proportional to 294,708.29, 441,397.79 and 206,356.22 is: 309,068.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,708.29 : 441,397.79 = 206,356.22 : x
  2. Step 2: Convert to fraction form
    294,708.29/441,397.79 = 206,356.22/x
  3. Step 3: Cross multiply
    294,708.29x = 441,397.79 × 206,356.22
  4. Step 4: Simplify right side
    294,708.29x = 91,085,178,651.06
  5. Step 5: Solve for x
    x = 91,085,178,651.06/294,708.29
  6. Step 6: Final answer
    x = 309,068.94

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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.