Home / 999,395.36-1,496,690.72-571,634.72

Finding the Fourth Proportional to 999,395.36, 1,496,690.72 and 571,634.72

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Solution

The fourth proportional to 999,395.36, 1,496,690.72 and 571,634.72 is: 856,078.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,395.36 : 1,496,690.72 = 571,634.72 : x
  2. Step 2: Convert to fraction form
    999,395.36/1,496,690.72 = 571,634.72/x
  3. Step 3: Cross multiply
    999,395.36x = 1,496,690.72 × 571,634.72
  4. Step 4: Simplify right side
    999,395.36x = 855,560,380,653.80
  5. Step 5: Solve for x
    x = 855,560,380,653.80/999,395.36
  6. Step 6: Final answer
    x = 856,078.00

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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.