Home / 863,850.12-1,192,038.58-557,940.04

Finding the Fourth Proportional to 863,850.12, 1,192,038.58 and 557,940.04

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Solution

The fourth proportional to 863,850.12, 1,192,038.58 and 557,940.04 is: 769,909.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,850.12 : 1,192,038.58 = 557,940.04 : x
  2. Step 2: Convert to fraction form
    863,850.12/1,192,038.58 = 557,940.04/x
  3. Step 3: Cross multiply
    863,850.12x = 1,192,038.58 × 557,940.04
  4. Step 4: Simplify right side
    863,850.12x = 665,086,053,006.74
  5. Step 5: Solve for x
    x = 665,086,053,006.74/863,850.12
  6. Step 6: Final answer
    x = 769,909.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.