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Finding the Fourth Proportional to 538,958.07, 808,510.92 and 183,876.75

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Solution

The fourth proportional to 538,958.07, 808,510.92 and 183,876.75 is: 275,840.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,958.07 : 808,510.92 = 183,876.75 : x
  2. Step 2: Convert to fraction form
    538,958.07/808,510.92 = 183,876.75/x
  3. Step 3: Cross multiply
    538,958.07x = 808,510.92 × 183,876.75
  4. Step 4: Simplify right side
    538,958.07x = 148,666,359,619.57
  5. Step 5: Solve for x
    x = 148,666,359,619.57/538,958.07
  6. Step 6: Final answer
    x = 275,840.31

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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.