Home / 706,233.60-1,057,795.20-627,436.80

Finding the Fourth Proportional to 706,233.60, 1,057,795.20 and 627,436.80

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Solution

The fourth proportional to 706,233.60, 1,057,795.20 and 627,436.80 is: 939,773.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,233.60 : 1,057,795.20 = 627,436.80 : x
  2. Step 2: Convert to fraction form
    706,233.60/1,057,795.20 = 627,436.80/x
  3. Step 3: Cross multiply
    706,233.60x = 1,057,795.20 × 627,436.80
  4. Step 4: Simplify right side
    706,233.60x = 663,699,635,343.36
  5. Step 5: Solve for x
    x = 663,699,635,343.36/706,233.60
  6. Step 6: Final answer
    x = 939,773.52

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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.