Home / 836,635.66-1,154,564.58-454,662.52

Finding the Fourth Proportional to 836,635.66, 1,154,564.58 and 454,662.52

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Solution

The fourth proportional to 836,635.66, 1,154,564.58 and 454,662.52 is: 627,438.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,635.66 : 1,154,564.58 = 454,662.52 : x
  2. Step 2: Convert to fraction form
    836,635.66/1,154,564.58 = 454,662.52/x
  3. Step 3: Cross multiply
    836,635.66x = 1,154,564.58 × 454,662.52
  4. Step 4: Simplify right side
    836,635.66x = 524,937,241,445.54
  5. Step 5: Solve for x
    x = 524,937,241,445.54/836,635.66
  6. Step 6: Final answer
    x = 627,438.28

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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.