Home / 835,165.78-1,152,531.83-453,192.55

Finding the Fourth Proportional to 835,165.78, 1,152,531.83 and 453,192.55

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Solution

The fourth proportional to 835,165.78, 1,152,531.83 and 453,192.55 is: 625,407.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,165.78 : 1,152,531.83 = 453,192.55 : x
  2. Step 2: Convert to fraction form
    835,165.78/1,152,531.83 = 453,192.55/x
  3. Step 3: Cross multiply
    835,165.78x = 1,152,531.83 × 453,192.55
  4. Step 4: Simplify right side
    835,165.78x = 522,318,837,245.52
  5. Step 5: Solve for x
    x = 522,318,837,245.52/835,165.78
  6. Step 6: Final answer
    x = 625,407.38

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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.