Home / 835,194.50-1,152,568.40-453,221.28

Finding the Fourth Proportional to 835,194.50, 1,152,568.40 and 453,221.28

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Solution

The fourth proportional to 835,194.50, 1,152,568.40 and 453,221.28 is: 625,445.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,194.50 : 1,152,568.40 = 453,221.28 : x
  2. Step 2: Convert to fraction form
    835,194.50/1,152,568.40 = 453,221.28/x
  3. Step 3: Cross multiply
    835,194.50x = 1,152,568.40 × 453,221.28
  4. Step 4: Simplify right side
    835,194.50x = 522,368,523,619.79
  5. Step 5: Solve for x
    x = 522,368,523,619.79/835,194.50
  6. Step 6: Final answer
    x = 625,445.36

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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.