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Finding the Fourth Proportional to 415,537.01, 573,406.67 and 234,293.49

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Solution

The fourth proportional to 415,537.01, 573,406.67 and 234,293.49 is: 323,305.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,537.01 : 573,406.67 = 234,293.49 : x
  2. Step 2: Convert to fraction form
    415,537.01/573,406.67 = 234,293.49/x
  3. Step 3: Cross multiply
    415,537.01x = 573,406.67 × 234,293.49
  4. Step 4: Simplify right side
    415,537.01x = 134,345,448,732.11
  5. Step 5: Solve for x
    x = 134,345,448,732.11/415,537.01
  6. Step 6: Final answer
    x = 323,305.62

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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.