Home / 835,381.80-1,152,827.94-453,408.60

Finding the Fourth Proportional to 835,381.80, 1,152,827.94 and 453,408.60

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Solution

The fourth proportional to 835,381.80, 1,152,827.94 and 453,408.60 is: 625,704.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,381.80 : 1,152,827.94 = 453,408.60 : x
  2. Step 2: Convert to fraction form
    835,381.80/1,152,827.94 = 453,408.60/x
  3. Step 3: Cross multiply
    835,381.80x = 1,152,827.94 × 453,408.60
  4. Step 4: Simplify right side
    835,381.80x = 522,702,102,316.28
  5. Step 5: Solve for x
    x = 522,702,102,316.28/835,381.80
  6. Step 6: Final answer
    x = 625,704.44

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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.