Home / 771,522.60-1,063,990.66-529,377.96

Finding the Fourth Proportional to 771,522.60, 1,063,990.66 and 529,377.96

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Solution

The fourth proportional to 771,522.60, 1,063,990.66 and 529,377.96 is: 730,054.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,522.60 : 1,063,990.66 = 529,377.96 : x
  2. Step 2: Convert to fraction form
    771,522.60/1,063,990.66 = 529,377.96/x
  3. Step 3: Cross multiply
    771,522.60x = 1,063,990.66 × 529,377.96
  4. Step 4: Simplify right side
    771,522.60x = 563,253,205,049.85
  5. Step 5: Solve for x
    x = 563,253,205,049.85/771,522.60
  6. Step 6: Final answer
    x = 730,054.06

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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.