Home / 698,373.56-1,047,394.20-192,923.30

Finding the Fourth Proportional to 698,373.56, 1,047,394.20 and 192,923.30

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Solution

The fourth proportional to 698,373.56, 1,047,394.20 and 192,923.30 is: 289,339.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,373.56 : 1,047,394.20 = 192,923.30 : x
  2. Step 2: Convert to fraction form
    698,373.56/1,047,394.20 = 192,923.30/x
  3. Step 3: Cross multiply
    698,373.56x = 1,047,394.20 × 192,923.30
  4. Step 4: Simplify right side
    698,373.56x = 202,066,745,464.86
  5. Step 5: Solve for x
    x = 202,066,745,464.86/698,373.56
  6. Step 6: Final answer
    x = 289,339.05

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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.