Home / 465,522.48-642,415.20-264,305.52

Finding the Fourth Proportional to 465,522.48, 642,415.20 and 264,305.52

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Solution

The fourth proportional to 465,522.48, 642,415.20 and 264,305.52 is: 364,738.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,522.48 : 642,415.20 = 264,305.52 : x
  2. Step 2: Convert to fraction form
    465,522.48/642,415.20 = 264,305.52/x
  3. Step 3: Cross multiply
    465,522.48x = 642,415.20 × 264,305.52
  4. Step 4: Simplify right side
    465,522.48x = 169,793,883,491.90
  5. Step 5: Solve for x
    x = 169,793,883,491.90/465,522.48
  6. Step 6: Final answer
    x = 364,738.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.