Home / 836,431.98-1,154,286.63-454,465.14

Finding the Fourth Proportional to 836,431.98, 1,154,286.63 and 454,465.14

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Solution

The fourth proportional to 836,431.98, 1,154,286.63 and 454,465.14 is: 627,167.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,431.98 : 1,154,286.63 = 454,465.14 : x
  2. Step 2: Convert to fraction form
    836,431.98/1,154,286.63 = 454,465.14/x
  3. Step 3: Cross multiply
    836,431.98x = 1,154,286.63 × 454,465.14
  4. Step 4: Simplify right side
    836,431.98x = 524,583,034,903.08
  5. Step 5: Solve for x
    x = 524,583,034,903.08/836,431.98
  6. Step 6: Final answer
    x = 627,167.60

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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.