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Finding the Fourth Proportional to 413,361.96, 570,449.97 and 232,088.01

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Solution

The fourth proportional to 413,361.96, 570,449.97 and 232,088.01 is: 320,287.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,361.96 : 570,449.97 = 232,088.01 : x
  2. Step 2: Convert to fraction form
    413,361.96/570,449.97 = 232,088.01/x
  3. Step 3: Cross multiply
    413,361.96x = 570,449.97 × 232,088.01
  4. Step 4: Simplify right side
    413,361.96x = 132,394,598,341.86
  5. Step 5: Solve for x
    x = 132,394,598,341.86/413,361.96
  6. Step 6: Final answer
    x = 320,287.33

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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.