Home / 837,891.36-1,156,303.92-455,920.08

Finding the Fourth Proportional to 837,891.36, 1,156,303.92 and 455,920.08

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Solution

The fourth proportional to 837,891.36, 1,156,303.92 and 455,920.08 is: 629,177.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,891.36 : 1,156,303.92 = 455,920.08 : x
  2. Step 2: Convert to fraction form
    837,891.36/1,156,303.92 = 455,920.08/x
  3. Step 3: Cross multiply
    837,891.36x = 1,156,303.92 × 455,920.08
  4. Step 4: Simplify right side
    837,891.36x = 527,182,175,710.71
  5. Step 5: Solve for x
    x = 527,182,175,710.71/837,891.36
  6. Step 6: Final answer
    x = 629,177.24

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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.