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Finding the Fourth Proportional to 606,872.10, 909,105.30 and 532,076.70

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Solution

The fourth proportional to 606,872.10, 909,105.30 and 532,076.70 is: 797,060.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,872.10 : 909,105.30 = 532,076.70 : x
  2. Step 2: Convert to fraction form
    606,872.10/909,105.30 = 532,076.70/x
  3. Step 3: Cross multiply
    606,872.10x = 909,105.30 × 532,076.70
  4. Step 4: Simplify right side
    606,872.10x = 483,713,747,976.51
  5. Step 5: Solve for x
    x = 483,713,747,976.51/606,872.10
  6. Step 6: Final answer
    x = 797,060.45

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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.