Home / 757,465.88-1,045,324.78-417,956.00

Finding the Fourth Proportional to 757,465.88, 1,045,324.78 and 417,956.00

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Solution

The fourth proportional to 757,465.88, 1,045,324.78 and 417,956.00 is: 576,791.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,465.88 : 1,045,324.78 = 417,956.00 : x
  2. Step 2: Convert to fraction form
    757,465.88/1,045,324.78 = 417,956.00/x
  3. Step 3: Cross multiply
    757,465.88x = 1,045,324.78 × 417,956.00
  4. Step 4: Simplify right side
    757,465.88x = 436,899,757,478.17
  5. Step 5: Solve for x
    x = 436,899,757,478.17/757,465.88
  6. Step 6: Final answer
    x = 576,791.34

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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.