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Finding the Fourth Proportional to 541,164.78, 810,970.56 and 304,008.30

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Solution

The fourth proportional to 541,164.78, 810,970.56 and 304,008.30 is: 455,576.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,164.78 : 810,970.56 = 304,008.30 : x
  2. Step 2: Convert to fraction form
    541,164.78/810,970.56 = 304,008.30/x
  3. Step 3: Cross multiply
    541,164.78x = 810,970.56 × 304,008.30
  4. Step 4: Simplify right side
    541,164.78x = 246,541,781,295.65
  5. Step 5: Solve for x
    x = 246,541,781,295.65/541,164.78
  6. Step 6: Final answer
    x = 455,576.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.