Home / 738,759.34-1,019,444.01-428,637.94

Finding the Fourth Proportional to 738,759.34, 1,019,444.01 and 428,637.94

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Solution

The fourth proportional to 738,759.34, 1,019,444.01 and 428,637.94 is: 591,494.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,759.34 : 1,019,444.01 = 428,637.94 : x
  2. Step 2: Convert to fraction form
    738,759.34/1,019,444.01 = 428,637.94/x
  3. Step 3: Cross multiply
    738,759.34x = 1,019,444.01 × 428,637.94
  4. Step 4: Simplify right side
    738,759.34x = 436,972,375,294.52
  5. Step 5: Solve for x
    x = 436,972,375,294.52/738,759.34
  6. Step 6: Final answer
    x = 591,494.90

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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.