Home / 940,579.59-1,411,243.22-300,981.87

Finding the Fourth Proportional to 940,579.59, 1,411,243.22 and 300,981.87

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Solution

The fourth proportional to 940,579.59, 1,411,243.22 and 300,981.87 is: 451,592.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,579.59 : 1,411,243.22 = 300,981.87 : x
  2. Step 2: Convert to fraction form
    940,579.59/1,411,243.22 = 300,981.87/x
  3. Step 3: Cross multiply
    940,579.59x = 1,411,243.22 × 300,981.87
  4. Step 4: Simplify right side
    940,579.59x = 424,758,617,712.03
  5. Step 5: Solve for x
    x = 424,758,617,712.03/940,579.59
  6. Step 6: Final answer
    x = 451,592.43

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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.