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Finding the Fourth Proportional to 538,916.82, 808,152.81 and 183,959.43

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Solution

The fourth proportional to 538,916.82, 808,152.81 and 183,959.43 is: 275,863.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,916.82 : 808,152.81 = 183,959.43 : x
  2. Step 2: Convert to fraction form
    538,916.82/808,152.81 = 183,959.43/x
  3. Step 3: Cross multiply
    538,916.82x = 808,152.81 × 183,959.43
  4. Step 4: Simplify right side
    538,916.82x = 148,667,330,280.50
  5. Step 5: Solve for x
    x = 148,667,330,280.50/538,916.82
  6. Step 6: Final answer
    x = 275,863.22

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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.