Home / 587,838.59-811,249.35-329,797.27

Finding the Fourth Proportional to 587,838.59, 811,249.35 and 329,797.27

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Solution

The fourth proportional to 587,838.59, 811,249.35 and 329,797.27 is: 455,138.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,838.59 : 811,249.35 = 329,797.27 : x
  2. Step 2: Convert to fraction form
    587,838.59/811,249.35 = 329,797.27/x
  3. Step 3: Cross multiply
    587,838.59x = 811,249.35 × 329,797.27
  4. Step 4: Simplify right side
    587,838.59x = 267,547,821,624.15
  5. Step 5: Solve for x
    x = 267,547,821,624.15/587,838.59
  6. Step 6: Final answer
    x = 455,138.24

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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.