Home / 836,661.52-1,154,601.90-454,688.38

Finding the Fourth Proportional to 836,661.52, 1,154,601.90 and 454,688.38

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Solution

The fourth proportional to 836,661.52, 1,154,601.90 and 454,688.38 is: 627,474.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,661.52 : 1,154,601.90 = 454,688.38 : x
  2. Step 2: Convert to fraction form
    836,661.52/1,154,601.90 = 454,688.38/x
  3. Step 3: Cross multiply
    836,661.52x = 1,154,601.90 × 454,688.38
  4. Step 4: Simplify right side
    836,661.52x = 524,984,067,455.92
  5. Step 5: Solve for x
    x = 524,984,067,455.92/836,661.52
  6. Step 6: Final answer
    x = 627,474.86

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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.