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Finding the Fourth Proportional to 550,341.78, 825,594.69 and 195,326.07

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Solution

The fourth proportional to 550,341.78, 825,594.69 and 195,326.07 is: 293,018.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,341.78 : 825,594.69 = 195,326.07 : x
  2. Step 2: Convert to fraction form
    550,341.78/825,594.69 = 195,326.07/x
  3. Step 3: Cross multiply
    550,341.78x = 825,594.69 × 195,326.07
  4. Step 4: Simplify right side
    550,341.78x = 161,260,166,210.57
  5. Step 5: Solve for x
    x = 161,260,166,210.57/550,341.78
  6. Step 6: Final answer
    x = 293,018.22

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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.