Home / 570,058.20-854,552.70-215,310.60

Finding the Fourth Proportional to 570,058.20, 854,552.70 and 215,310.60

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Solution

The fourth proportional to 570,058.20, 854,552.70 and 215,310.60 is: 322,763.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,058.20 : 854,552.70 = 215,310.60 : x
  2. Step 2: Convert to fraction form
    570,058.20/854,552.70 = 215,310.60/x
  3. Step 3: Cross multiply
    570,058.20x = 854,552.70 × 215,310.60
  4. Step 4: Simplify right side
    570,058.20x = 183,994,254,568.62
  5. Step 5: Solve for x
    x = 183,994,254,568.62/570,058.20
  6. Step 6: Final answer
    x = 322,763.98

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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.