Home / 797,217.05-1,100,112.12-453,005.21

Finding the Fourth Proportional to 797,217.05, 1,100,112.12 and 453,005.21

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Solution

The fourth proportional to 797,217.05, 1,100,112.12 and 453,005.21 is: 625,120.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,217.05 : 1,100,112.12 = 453,005.21 : x
  2. Step 2: Convert to fraction form
    797,217.05/1,100,112.12 = 453,005.21/x
  3. Step 3: Cross multiply
    797,217.05x = 1,100,112.12 × 453,005.21
  4. Step 4: Simplify right side
    797,217.05x = 498,356,516,443.59
  5. Step 5: Solve for x
    x = 498,356,516,443.59/797,217.05
  6. Step 6: Final answer
    x = 625,120.25

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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.