Home / 836,200.80-1,153,930.50-473,658.12

Finding the Fourth Proportional to 836,200.80, 1,153,930.50 and 473,658.12

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Solution

The fourth proportional to 836,200.80, 1,153,930.50 and 473,658.12 is: 653,633.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,200.80 : 1,153,930.50 = 473,658.12 : x
  2. Step 2: Convert to fraction form
    836,200.80/1,153,930.50 = 473,658.12/x
  3. Step 3: Cross multiply
    836,200.80x = 1,153,930.50 × 473,658.12
  4. Step 4: Simplify right side
    836,200.80x = 546,568,551,240.66
  5. Step 5: Solve for x
    x = 546,568,551,240.66/836,200.80
  6. Step 6: Final answer
    x = 653,633.14

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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.