Home / 836,414.75-1,154,214.74-473,831.21

Finding the Fourth Proportional to 836,414.75, 1,154,214.74 and 473,831.21

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Solution

The fourth proportional to 836,414.75, 1,154,214.74 and 473,831.21 is: 653,865.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,414.75 : 1,154,214.74 = 473,831.21 : x
  2. Step 2: Convert to fraction form
    836,414.75/1,154,214.74 = 473,831.21/x
  3. Step 3: Cross multiply
    836,414.75x = 1,154,214.74 × 473,831.21
  4. Step 4: Simplify right side
    836,414.75x = 546,902,967,370.42
  5. Step 5: Solve for x
    x = 546,902,967,370.42/836,414.75
  6. Step 6: Final answer
    x = 653,865.76

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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.