Home / 536,432.20-804,648.30-528,137.80

Finding the Fourth Proportional to 536,432.20, 804,648.30 and 528,137.80

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Solution

The fourth proportional to 536,432.20, 804,648.30 and 528,137.80 is: 792,206.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,432.20 : 804,648.30 = 528,137.80 : x
  2. Step 2: Convert to fraction form
    536,432.20/804,648.30 = 528,137.80/x
  3. Step 3: Cross multiply
    536,432.20x = 804,648.30 × 528,137.80
  4. Step 4: Simplify right side
    536,432.20x = 424,965,182,935.74
  5. Step 5: Solve for x
    x = 424,965,182,935.74/536,432.20
  6. Step 6: Final answer
    x = 792,206.70

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Similar ratio
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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.