Home / 836,014.92-1,153,713.78-473,428.96

Finding the Fourth Proportional to 836,014.92, 1,153,713.78 and 473,428.96

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Solution

The fourth proportional to 836,014.92, 1,153,713.78 and 473,428.96 is: 653,339.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,014.92 : 1,153,713.78 = 473,428.96 : x
  2. Step 2: Convert to fraction form
    836,014.92/1,153,713.78 = 473,428.96/x
  3. Step 3: Cross multiply
    836,014.92x = 1,153,713.78 × 473,428.96
  4. Step 4: Simplify right side
    836,014.92x = 546,201,515,003.07
  5. Step 5: Solve for x
    x = 546,201,515,003.07/836,014.92
  6. Step 6: Final answer
    x = 653,339.43

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Double scale
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Similar ratio
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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.