Home / 789,205.92-1,088,855.87-482,963.04

Finding the Fourth Proportional to 789,205.92, 1,088,855.87 and 482,963.04

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Solution

The fourth proportional to 789,205.92, 1,088,855.87 and 482,963.04 is: 666,337.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,205.92 : 1,088,855.87 = 482,963.04 : x
  2. Step 2: Convert to fraction form
    789,205.92/1,088,855.87 = 482,963.04/x
  3. Step 3: Cross multiply
    789,205.92x = 1,088,855.87 × 482,963.04
  4. Step 4: Simplify right side
    789,205.92x = 525,877,138,682.23
  5. Step 5: Solve for x
    x = 525,877,138,682.23/789,205.92
  6. Step 6: Final answer
    x = 666,337.05

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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.