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Finding the Fourth Proportional to 415,192.58, 572,967.52 and 233,906.68

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Solution

The fourth proportional to 415,192.58, 572,967.52 and 233,906.68 is: 322,792.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,192.58 : 572,967.52 = 233,906.68 : x
  2. Step 2: Convert to fraction form
    415,192.58/572,967.52 = 233,906.68/x
  3. Step 3: Cross multiply
    415,192.58x = 572,967.52 × 233,906.68
  4. Step 4: Simplify right side
    415,192.58x = 134,020,930,351.03
  5. Step 5: Solve for x
    x = 134,020,930,351.03/415,192.58
  6. Step 6: Final answer
    x = 322,792.21

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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.