Home / 961,012.98-1,326,141.03-531,267.48

Finding the Fourth Proportional to 961,012.98, 1,326,141.03 and 531,267.48

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Solution

The fourth proportional to 961,012.98, 1,326,141.03 and 531,267.48 is: 733,117.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    961,012.98 : 1,326,141.03 = 531,267.48 : x
  2. Step 2: Convert to fraction form
    961,012.98/1,326,141.03 = 531,267.48/x
  3. Step 3: Cross multiply
    961,012.98x = 1,326,141.03 × 531,267.48
  4. Step 4: Simplify right side
    961,012.98x = 704,535,603,132.70
  5. Step 5: Solve for x
    x = 704,535,603,132.70/961,012.98
  6. Step 6: Final answer
    x = 733,117.68

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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.