Home / 816,902.46-1,127,356.48-454,352.52

Finding the Fourth Proportional to 816,902.46, 1,127,356.48 and 454,352.52

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Solution

The fourth proportional to 816,902.46, 1,127,356.48 and 454,352.52 is: 627,023.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,902.46 : 1,127,356.48 = 454,352.52 : x
  2. Step 2: Convert to fraction form
    816,902.46/1,127,356.48 = 454,352.52/x
  3. Step 3: Cross multiply
    816,902.46x = 1,127,356.48 × 454,352.52
  4. Step 4: Simplify right side
    816,902.46x = 512,217,257,626.33
  5. Step 5: Solve for x
    x = 512,217,257,626.33/816,902.46
  6. Step 6: Final answer
    x = 627,023.77

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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.