Home / 836,474.73-1,154,345.63-454,507.89

Finding the Fourth Proportional to 836,474.73, 1,154,345.63 and 454,507.89

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Solution

The fourth proportional to 836,474.73, 1,154,345.63 and 454,507.89 is: 627,226.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,474.73 : 1,154,345.63 = 454,507.89 : x
  2. Step 2: Convert to fraction form
    836,474.73/1,154,345.63 = 454,507.89/x
  3. Step 3: Cross multiply
    836,474.73x = 1,154,345.63 × 454,507.89
  4. Step 4: Simplify right side
    836,474.73x = 524,659,194,349.48
  5. Step 5: Solve for x
    x = 524,659,194,349.48/836,474.73
  6. Step 6: Final answer
    x = 627,226.59

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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.