Home / 587,818.32-881,977.08-321,267.36

Finding the Fourth Proportional to 587,818.32, 881,977.08 and 321,267.36

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Solution

The fourth proportional to 587,818.32, 881,977.08 and 321,267.36 is: 482,037.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,818.32 : 881,977.08 = 321,267.36 : x
  2. Step 2: Convert to fraction form
    587,818.32/881,977.08 = 321,267.36/x
  3. Step 3: Cross multiply
    587,818.32x = 881,977.08 × 321,267.36
  4. Step 4: Simplify right side
    587,818.32x = 283,350,448,072.11
  5. Step 5: Solve for x
    x = 283,350,448,072.11/587,818.32
  6. Step 6: Final answer
    x = 482,037.46

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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.