Home / 437,260.07-654,408.69-268,887.04

Finding the Fourth Proportional to 437,260.07, 654,408.69 and 268,887.04

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Solution

The fourth proportional to 437,260.07, 654,408.69 and 268,887.04 is: 402,419.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,260.07 : 654,408.69 = 268,887.04 : x
  2. Step 2: Convert to fraction form
    437,260.07/654,408.69 = 268,887.04/x
  3. Step 3: Cross multiply
    437,260.07x = 654,408.69 × 268,887.04
  4. Step 4: Simplify right side
    437,260.07x = 175,962,010,987.90
  5. Step 5: Solve for x
    x = 175,962,010,987.90/437,260.07
  6. Step 6: Final answer
    x = 402,419.58

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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.