Home / 835,194.86-1,152,572.04-453,221.72

Finding the Fourth Proportional to 835,194.86, 1,152,572.04 and 453,221.72

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Solution

The fourth proportional to 835,194.86, 1,152,572.04 and 453,221.72 is: 625,447.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,194.86 : 1,152,572.04 = 453,221.72 : x
  2. Step 2: Convert to fraction form
    835,194.86/1,152,572.04 = 453,221.72/x
  3. Step 3: Cross multiply
    835,194.86x = 1,152,572.04 × 453,221.72
  4. Step 4: Simplify right side
    835,194.86x = 522,370,682,392.71
  5. Step 5: Solve for x
    x = 522,370,682,392.71/835,194.86
  6. Step 6: Final answer
    x = 625,447.67

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Double scale
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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.