Home / 835,150.78-1,152,511.17-453,177.59

Finding the Fourth Proportional to 835,150.78, 1,152,511.17 and 453,177.59

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Solution

The fourth proportional to 835,150.78, 1,152,511.17 and 453,177.59 is: 625,386.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,150.78 : 1,152,511.17 = 453,177.59 : x
  2. Step 2: Convert to fraction form
    835,150.78/1,152,511.17 = 453,177.59/x
  3. Step 3: Cross multiply
    835,150.78x = 1,152,511.17 × 453,177.59
  4. Step 4: Simplify right side
    835,150.78x = 522,292,234,468.68
  5. Step 5: Solve for x
    x = 522,292,234,468.68/835,150.78
  6. Step 6: Final answer
    x = 625,386.76

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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.