Home / 836,540.52-1,154,332.21-473,886.71

Finding the Fourth Proportional to 836,540.52, 1,154,332.21 and 473,886.71

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Solution

The fourth proportional to 836,540.52, 1,154,332.21 and 473,886.71 is: 653,910.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,540.52 : 1,154,332.21 = 473,886.71 : x
  2. Step 2: Convert to fraction form
    836,540.52/1,154,332.21 = 473,886.71/x
  3. Step 3: Cross multiply
    836,540.52x = 1,154,332.21 × 473,886.71
  4. Step 4: Simplify right side
    836,540.52x = 547,022,693,243.93
  5. Step 5: Solve for x
    x = 547,022,693,243.93/836,540.52
  6. Step 6: Final answer
    x = 653,910.58

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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.