Home / 698,246.91-1,047,368.39-185,912.01

Finding the Fourth Proportional to 698,246.91, 1,047,368.39 and 185,912.01

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Solution

The fourth proportional to 698,246.91, 1,047,368.39 and 185,912.01 is: 278,867.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,246.91 : 1,047,368.39 = 185,912.01 : x
  2. Step 2: Convert to fraction form
    698,246.91/1,047,368.39 = 185,912.01/x
  3. Step 3: Cross multiply
    698,246.91x = 1,047,368.39 × 185,912.01
  4. Step 4: Simplify right side
    698,246.91x = 194,718,361,665.80
  5. Step 5: Solve for x
    x = 194,718,361,665.80/698,246.91
  6. Step 6: Final answer
    x = 278,867.49

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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.