Home / 893,949.04-1,340,893.85-388,510.52

Finding the Fourth Proportional to 893,949.04, 1,340,893.85 and 388,510.52

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Solution

The fourth proportional to 893,949.04, 1,340,893.85 and 388,510.52 is: 582,752.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,949.04 : 1,340,893.85 = 388,510.52 : x
  2. Step 2: Convert to fraction form
    893,949.04/1,340,893.85 = 388,510.52/x
  3. Step 3: Cross multiply
    893,949.04x = 1,340,893.85 × 388,510.52
  4. Step 4: Simplify right side
    893,949.04x = 520,951,366,928.30
  5. Step 5: Solve for x
    x = 520,951,366,928.30/893,949.04
  6. Step 6: Final answer
    x = 582,752.87

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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.