Home / 679,603.84-1,019,387.42-167,273.54

Finding the Fourth Proportional to 679,603.84, 1,019,387.42 and 167,273.54

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Solution

The fourth proportional to 679,603.84, 1,019,387.42 and 167,273.54 is: 250,905.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,603.84 : 1,019,387.42 = 167,273.54 : x
  2. Step 2: Convert to fraction form
    679,603.84/1,019,387.42 = 167,273.54/x
  3. Step 3: Cross multiply
    679,603.84x = 1,019,387.42 × 167,273.54
  4. Step 4: Simplify right side
    679,603.84x = 170,516,542,374.87
  5. Step 5: Solve for x
    x = 170,516,542,374.87/679,603.84
  6. Step 6: Final answer
    x = 250,905.80

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1.5x scale

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.