Home / 956,956.48-1,437,072.77-639,150.55

Finding the Fourth Proportional to 956,956.48, 1,437,072.77 and 639,150.55

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Solution

The fourth proportional to 956,956.48, 1,437,072.77 and 639,150.55 is: 959,819.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    956,956.48 : 1,437,072.77 = 639,150.55 : x
  2. Step 2: Convert to fraction form
    956,956.48/1,437,072.77 = 639,150.55/x
  3. Step 3: Cross multiply
    956,956.48x = 1,437,072.77 × 639,150.55
  4. Step 4: Simplify right side
    956,956.48x = 918,505,849,340.72
  5. Step 5: Solve for x
    x = 918,505,849,340.72/956,956.48
  6. Step 6: Final answer
    x = 959,819.88

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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.