Home / 836,340.66-1,154,155.64-454,367.34

Finding the Fourth Proportional to 836,340.66, 1,154,155.64 and 454,367.34

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Solution

The fourth proportional to 836,340.66, 1,154,155.64 and 454,367.34 is: 627,029.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,340.66 : 1,154,155.64 = 454,367.34 : x
  2. Step 2: Convert to fraction form
    836,340.66/1,154,155.64 = 454,367.34/x
  3. Step 3: Cross multiply
    836,340.66x = 1,154,155.64 × 454,367.34
  4. Step 4: Simplify right side
    836,340.66x = 524,410,625,820.96
  5. Step 5: Solve for x
    x = 524,410,625,820.96/836,340.66
  6. Step 6: Final answer
    x = 627,029.93

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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.