Home / 912,459.55-1,259,202.40-504,589.06

Finding the Fourth Proportional to 912,459.55, 1,259,202.40 and 504,589.06

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Solution

The fourth proportional to 912,459.55, 1,259,202.40 and 504,589.06 is: 696,337.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,459.55 : 1,259,202.40 = 504,589.06 : x
  2. Step 2: Convert to fraction form
    912,459.55/1,259,202.40 = 504,589.06/x
  3. Step 3: Cross multiply
    912,459.55x = 1,259,202.40 × 504,589.06
  4. Step 4: Simplify right side
    912,459.55x = 635,379,755,365.74
  5. Step 5: Solve for x
    x = 635,379,755,365.74/912,459.55
  6. Step 6: Final answer
    x = 696,337.45

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.