Home / 874,099.84-1,206,332.04-492,201.04

Finding the Fourth Proportional to 874,099.84, 1,206,332.04 and 492,201.04

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Solution

The fourth proportional to 874,099.84, 1,206,332.04 and 492,201.04 is: 679,279.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,099.84 : 1,206,332.04 = 492,201.04 : x
  2. Step 2: Convert to fraction form
    874,099.84/1,206,332.04 = 492,201.04/x
  3. Step 3: Cross multiply
    874,099.84x = 1,206,332.04 × 492,201.04
  4. Step 4: Simplify right side
    874,099.84x = 593,757,884,673.32
  5. Step 5: Solve for x
    x = 593,757,884,673.32/874,099.84
  6. Step 6: Final answer
    x = 679,279.25

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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.