Home / 915,594.23-1,373,257.63-266,996.14

Finding the Fourth Proportional to 915,594.23, 1,373,257.63 and 266,996.14

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Solution

The fourth proportional to 915,594.23, 1,373,257.63 and 266,996.14 is: 400,455.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    915,594.23 : 1,373,257.63 = 266,996.14 : x
  2. Step 2: Convert to fraction form
    915,594.23/1,373,257.63 = 266,996.14/x
  3. Step 3: Cross multiply
    915,594.23x = 1,373,257.63 × 266,996.14
  4. Step 4: Simplify right side
    915,594.23x = 366,654,486,435.55
  5. Step 5: Solve for x
    x = 366,654,486,435.55/915,594.23
  6. Step 6: Final answer
    x = 400,455.22

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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.