Home / 576,182.28-795,137.58-321,528

Finding the Fourth Proportional to 576,182.28, 795,137.58 and 321,528

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Solution

The fourth proportional to 576,182.28, 795,137.58 and 321,528 is: 443,712.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,182.28 : 795,137.58 = 321,528 : x
  2. Step 2: Convert to fraction form
    576,182.28/795,137.58 = 321,528/x
  3. Step 3: Cross multiply
    576,182.28x = 795,137.58 × 321,528
  4. Step 4: Simplify right side
    576,182.28x = 255,658,995,822.24
  5. Step 5: Solve for x
    x = 255,658,995,822.24/576,182.28
  6. Step 6: Final answer
    x = 443,712.01

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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.