Home / 436,272.26-654,389.36-136,746.01

Finding the Fourth Proportional to 436,272.26, 654,389.36 and 136,746.01

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Solution

The fourth proportional to 436,272.26, 654,389.36 and 136,746.01 is: 205,113.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,272.26 : 654,389.36 = 136,746.01 : x
  2. Step 2: Convert to fraction form
    436,272.26/654,389.36 = 136,746.01/x
  3. Step 3: Cross multiply
    436,272.26x = 654,389.36 × 136,746.01
  4. Step 4: Simplify right side
    436,272.26x = 89,485,130,010.78
  5. Step 5: Solve for x
    x = 89,485,130,010.78/436,272.26
  6. Step 6: Final answer
    x = 205,113.04

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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.