Home / 706,234.60-1,057,796.70-627,437.80

Finding the Fourth Proportional to 706,234.60, 1,057,796.70 and 627,437.80

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Solution

The fourth proportional to 706,234.60, 1,057,796.70 and 627,437.80 is: 939,775.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,234.60 : 1,057,796.70 = 627,437.80 : x
  2. Step 2: Convert to fraction form
    706,234.60/1,057,796.70 = 627,437.80/x
  3. Step 3: Cross multiply
    706,234.60x = 1,057,796.70 × 627,437.80
  4. Step 4: Simplify right side
    706,234.60x = 663,701,634,295.26
  5. Step 5: Solve for x
    x = 663,701,634,295.26/706,234.60
  6. Step 6: Final answer
    x = 939,775.02

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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.