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Finding the Fourth Proportional to 582,667.44, 804,080.28 and 328,100.88

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Solution

The fourth proportional to 582,667.44, 804,080.28 and 328,100.88 is: 452,778.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,667.44 : 804,080.28 = 328,100.88 : x
  2. Step 2: Convert to fraction form
    582,667.44/804,080.28 = 328,100.88/x
  3. Step 3: Cross multiply
    582,667.44x = 804,080.28 × 328,100.88
  4. Step 4: Simplify right side
    582,667.44x = 263,819,447,458.65
  5. Step 5: Solve for x
    x = 263,819,447,458.65/582,667.44
  6. Step 6: Final answer
    x = 452,778.77

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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.