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Finding the Fourth Proportional to 544,869.08, 817,295.38 and 245,138

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Solution

The fourth proportional to 544,869.08, 817,295.38 and 245,138 is: 367,703.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,869.08 : 817,295.38 = 245,138 : x
  2. Step 2: Convert to fraction form
    544,869.08/817,295.38 = 245,138/x
  3. Step 3: Cross multiply
    544,869.08x = 817,295.38 × 245,138
  4. Step 4: Simplify right side
    544,869.08x = 200,350,154,862.44
  5. Step 5: Solve for x
    x = 200,350,154,862.44/544,869.08
  6. Step 6: Final answer
    x = 367,703.29

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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.