Home / 797,429.22-1,100,478.90-434,872.95

Finding the Fourth Proportional to 797,429.22, 1,100,478.90 and 434,872.95

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Solution

The fourth proportional to 797,429.22, 1,100,478.90 and 434,872.95 is: 600,139.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,429.22 : 1,100,478.90 = 434,872.95 : x
  2. Step 2: Convert to fraction form
    797,429.22/1,100,478.90 = 434,872.95/x
  3. Step 3: Cross multiply
    797,429.22x = 1,100,478.90 × 434,872.95
  4. Step 4: Simplify right side
    797,429.22x = 478,568,505,655.76
  5. Step 5: Solve for x
    x = 478,568,505,655.76/797,429.22
  6. Step 6: Final answer
    x = 600,139.16

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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.