Home / 698,345.94-1,047,352.83-192,895.73

Finding the Fourth Proportional to 698,345.94, 1,047,352.83 and 192,895.73

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Solution

The fourth proportional to 698,345.94, 1,047,352.83 and 192,895.73 is: 289,297.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,345.94 : 1,047,352.83 = 192,895.73 : x
  2. Step 2: Convert to fraction form
    698,345.94/1,047,352.83 = 192,895.73/x
  3. Step 3: Cross multiply
    698,345.94x = 1,047,352.83 × 192,895.73
  4. Step 4: Simplify right side
    698,345.94x = 202,029,888,710.42
  5. Step 5: Solve for x
    x = 202,029,888,710.42/698,345.94
  6. Step 6: Final answer
    x = 289,297.72

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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.