Home / 961,642.22-1,326,983.60-531,815.36

Finding the Fourth Proportional to 961,642.22, 1,326,983.60 and 531,815.36

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Solution

The fourth proportional to 961,642.22, 1,326,983.60 and 531,815.36 is: 733,859.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    961,642.22 : 1,326,983.60 = 531,815.36 : x
  2. Step 2: Convert to fraction form
    961,642.22/1,326,983.60 = 531,815.36/x
  3. Step 3: Cross multiply
    961,642.22x = 1,326,983.60 × 531,815.36
  4. Step 4: Simplify right side
    961,642.22x = 705,710,258,289.02
  5. Step 5: Solve for x
    x = 705,710,258,289.02/961,642.22
  6. Step 6: Final answer
    x = 733,859.48

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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.