Home / 911,756.32-1,367,205.18-532,786.58

Finding the Fourth Proportional to 911,756.32, 1,367,205.18 and 532,786.58

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Solution

The fourth proportional to 911,756.32, 1,367,205.18 and 532,786.58 is: 798,929.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    911,756.32 : 1,367,205.18 = 532,786.58 : x
  2. Step 2: Convert to fraction form
    911,756.32/1,367,205.18 = 532,786.58/x
  3. Step 3: Cross multiply
    911,756.32x = 1,367,205.18 × 532,786.58
  4. Step 4: Simplify right side
    911,756.32x = 728,428,572,010.48
  5. Step 5: Solve for x
    x = 728,428,572,010.48/911,756.32
  6. Step 6: Final answer
    x = 798,929.01

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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.