Home / 836,396.28-1,154,189.25-473,812.74

Finding the Fourth Proportional to 836,396.28, 1,154,189.25 and 473,812.74

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Solution

The fourth proportional to 836,396.28, 1,154,189.25 and 473,812.74 is: 653,840.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,396.28 : 1,154,189.25 = 473,812.74 : x
  2. Step 2: Convert to fraction form
    836,396.28/1,154,189.25 = 473,812.74/x
  3. Step 3: Cross multiply
    836,396.28x = 1,154,189.25 × 473,812.74
  4. Step 4: Simplify right side
    836,396.28x = 546,869,571,021.05
  5. Step 5: Solve for x
    x = 546,869,571,021.05/836,396.28
  6. Step 6: Final answer
    x = 653,840.27

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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.