Home / 961,005.41-1,326,215.14-531,313.22

Finding the Fourth Proportional to 961,005.41, 1,326,215.14 and 531,313.22

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Solution

The fourth proportional to 961,005.41, 1,326,215.14 and 531,313.22 is: 733,227.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    961,005.41 : 1,326,215.14 = 531,313.22 : x
  2. Step 2: Convert to fraction form
    961,005.41/1,326,215.14 = 531,313.22/x
  3. Step 3: Cross multiply
    961,005.41x = 1,326,215.14 × 531,313.22
  4. Step 4: Simplify right side
    961,005.41x = 704,635,628,486.79
  5. Step 5: Solve for x
    x = 704,635,628,486.79/961,005.41
  6. Step 6: Final answer
    x = 733,227.54

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1.5x scale

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.