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Finding the Fourth Proportional to 328,164.51, 452,867.04 and 177,261.51

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Solution

The fourth proportional to 328,164.51, 452,867.04 and 177,261.51 is: 244,620.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,164.51 : 452,867.04 = 177,261.51 : x
  2. Step 2: Convert to fraction form
    328,164.51/452,867.04 = 177,261.51/x
  3. Step 3: Cross multiply
    328,164.51x = 452,867.04 × 177,261.51
  4. Step 4: Simplify right side
    328,164.51x = 80,275,895,339.63
  5. Step 5: Solve for x
    x = 80,275,895,339.63/328,164.51
  6. Step 6: Final answer
    x = 244,620.89

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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.