Home / 836,520.28-1,154,405.30-454,547.06

Finding the Fourth Proportional to 836,520.28, 1,154,405.30 and 454,547.06

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Solution

The fourth proportional to 836,520.28, 1,154,405.30 and 454,547.06 is: 627,278.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,520.28 : 1,154,405.30 = 454,547.06 : x
  2. Step 2: Convert to fraction form
    836,520.28/1,154,405.30 = 454,547.06/x
  3. Step 3: Cross multiply
    836,520.28x = 1,154,405.30 × 454,547.06
  4. Step 4: Simplify right side
    836,520.28x = 524,731,535,163.42
  5. Step 5: Solve for x
    x = 524,731,535,163.42/836,520.28
  6. Step 6: Final answer
    x = 627,278.92

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.