Home / 571,968.84-789,411.42-317,402.04

Finding the Fourth Proportional to 571,968.84, 789,411.42 and 317,402.04

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Solution

The fourth proportional to 571,968.84, 789,411.42 and 317,402.04 is: 438,067.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,968.84 : 789,411.42 = 317,402.04 : x
  2. Step 2: Convert to fraction form
    571,968.84/789,411.42 = 317,402.04/x
  3. Step 3: Cross multiply
    571,968.84x = 789,411.42 × 317,402.04
  4. Step 4: Simplify right side
    571,968.84x = 250,560,795,107.30
  5. Step 5: Solve for x
    x = 250,560,795,107.30/571,968.84
  6. Step 6: Final answer
    x = 438,067.21

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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.