Home / 798,834-1,102,399.74-436,268.54

Finding the Fourth Proportional to 798,834, 1,102,399.74 and 436,268.54

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Solution

The fourth proportional to 798,834, 1,102,399.74 and 436,268.54 is: 602,055.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,834 : 1,102,399.74 = 436,268.54 : x
  2. Step 2: Convert to fraction form
    798,834/1,102,399.74 = 436,268.54/x
  3. Step 3: Cross multiply
    798,834x = 1,102,399.74 × 436,268.54
  4. Step 4: Simplify right side
    798,834x = 480,942,325,066.18
  5. Step 5: Solve for x
    x = 480,942,325,066.18/798,834
  6. Step 6: Final answer
    x = 602,055.40

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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.