Home / 836,711.68-1,154,669.76-454,739.44

Finding the Fourth Proportional to 836,711.68, 1,154,669.76 and 454,739.44

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Solution

The fourth proportional to 836,711.68, 1,154,669.76 and 454,739.44 is: 627,544.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,711.68 : 1,154,669.76 = 454,739.44 : x
  2. Step 2: Convert to fraction form
    836,711.68/1,154,669.76 = 454,739.44/x
  3. Step 3: Cross multiply
    836,711.68x = 1,154,669.76 × 454,739.44
  4. Step 4: Simplify right side
    836,711.68x = 525,073,880,047.33
  5. Step 5: Solve for x
    x = 525,073,880,047.33/836,711.68
  6. Step 6: Final answer
    x = 627,544.58

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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.