Home / 984,892.68-1,359,784.33-617,872.90

Finding the Fourth Proportional to 984,892.68, 1,359,784.33 and 617,872.90

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Solution

The fourth proportional to 984,892.68, 1,359,784.33 and 617,872.90 is: 853,061.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,892.68 : 1,359,784.33 = 617,872.90 : x
  2. Step 2: Convert to fraction form
    984,892.68/1,359,784.33 = 617,872.90/x
  3. Step 3: Cross multiply
    984,892.68x = 1,359,784.33 × 617,872.90
  4. Step 4: Simplify right side
    984,892.68x = 840,173,889,823.73
  5. Step 5: Solve for x
    x = 840,173,889,823.73/984,892.68
  6. Step 6: Final answer
    x = 853,061.36

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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.