Home / 835,512.86-1,152,999.81-453,539.13

Finding the Fourth Proportional to 835,512.86, 1,152,999.81 and 453,539.13

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Solution

The fourth proportional to 835,512.86, 1,152,999.81 and 453,539.13 is: 625,879.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,512.86 : 1,152,999.81 = 453,539.13 : x
  2. Step 2: Convert to fraction form
    835,512.86/1,152,999.81 = 453,539.13/x
  3. Step 3: Cross multiply
    835,512.86x = 1,152,999.81 × 453,539.13
  4. Step 4: Simplify right side
    835,512.86x = 522,930,530,717.57
  5. Step 5: Solve for x
    x = 522,930,530,717.57/835,512.86
  6. Step 6: Final answer
    x = 625,879.69

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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.