Home / 536,470.20-804,705.30-528,175.80

Finding the Fourth Proportional to 536,470.20, 804,705.30 and 528,175.80

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Solution

The fourth proportional to 536,470.20, 804,705.30 and 528,175.80 is: 792,263.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,470.20 : 804,705.30 = 528,175.80 : x
  2. Step 2: Convert to fraction form
    536,470.20/804,705.30 = 528,175.80/x
  3. Step 3: Cross multiply
    536,470.20x = 804,705.30 × 528,175.80
  4. Step 4: Simplify right side
    536,470.20x = 425,025,865,591.74
  5. Step 5: Solve for x
    x = 425,025,865,591.74/536,470.20
  6. Step 6: Final answer
    x = 792,263.70

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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.