Home / 835,387.36-1,152,835.41-453,414.22

Finding the Fourth Proportional to 835,387.36, 1,152,835.41 and 453,414.22

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Solution

The fourth proportional to 835,387.36, 1,152,835.41 and 453,414.22 is: 625,712.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,387.36 : 1,152,835.41 = 453,414.22 : x
  2. Step 2: Convert to fraction form
    835,387.36/1,152,835.41 = 453,414.22/x
  3. Step 3: Cross multiply
    835,387.36x = 1,152,835.41 × 453,414.22
  4. Step 4: Simplify right side
    835,387.36x = 522,711,968,213.53
  5. Step 5: Solve for x
    x = 522,711,968,213.53/835,387.36
  6. Step 6: Final answer
    x = 625,712.09

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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.