Home / 816,105.08-1,126,252.36-453,544.22

Finding the Fourth Proportional to 816,105.08, 1,126,252.36 and 453,544.22

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Solution

The fourth proportional to 816,105.08, 1,126,252.36 and 453,544.22 is: 625,906.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,105.08 : 1,126,252.36 = 453,544.22 : x
  2. Step 2: Convert to fraction form
    816,105.08/1,126,252.36 = 453,544.22/x
  3. Step 3: Cross multiply
    816,105.08x = 1,126,252.36 × 453,544.22
  4. Step 4: Simplify right side
    816,105.08x = 510,805,248,139.36
  5. Step 5: Solve for x
    x = 510,805,248,139.36/816,105.08
  6. Step 6: Final answer
    x = 625,906.22

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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.