Home / 730,704.96-1,096,679.52-287,784

Finding the Fourth Proportional to 730,704.96, 1,096,679.52 and 287,784

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Solution

The fourth proportional to 730,704.96, 1,096,679.52 and 287,784 is: 431,921.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,704.96 : 1,096,679.52 = 287,784 : x
  2. Step 2: Convert to fraction form
    730,704.96/1,096,679.52 = 287,784/x
  3. Step 3: Cross multiply
    730,704.96x = 1,096,679.52 × 287,784
  4. Step 4: Simplify right side
    730,704.96x = 315,606,818,983.68
  5. Step 5: Solve for x
    x = 315,606,818,983.68/730,704.96
  6. Step 6: Final answer
    x = 431,921.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.