Home / 442,916.44-664,607.94-193,773.40

Finding the Fourth Proportional to 442,916.44, 664,607.94 and 193,773.40

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Solution

The fourth proportional to 442,916.44, 664,607.94 and 193,773.40 is: 290,762.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,916.44 : 664,607.94 = 193,773.40 : x
  2. Step 2: Convert to fraction form
    442,916.44/664,607.94 = 193,773.40/x
  3. Step 3: Cross multiply
    442,916.44x = 664,607.94 × 193,773.40
  4. Step 4: Simplify right side
    442,916.44x = 128,783,340,200.80
  5. Step 5: Solve for x
    x = 128,783,340,200.80/442,916.44
  6. Step 6: Final answer
    x = 290,762.16

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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.