Home / 961,610.59-1,326,933.56-531,881.47

Finding the Fourth Proportional to 961,610.59, 1,326,933.56 and 531,881.47

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Solution

The fourth proportional to 961,610.59, 1,326,933.56 and 531,881.47 is: 733,947.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    961,610.59 : 1,326,933.56 = 531,881.47 : x
  2. Step 2: Convert to fraction form
    961,610.59/1,326,933.56 = 531,881.47/x
  3. Step 3: Cross multiply
    961,610.59x = 1,326,933.56 × 531,881.47
  4. Step 4: Simplify right side
    961,610.59x = 705,771,363,191.06
  5. Step 5: Solve for x
    x = 705,771,363,191.06/961,610.59
  6. Step 6: Final answer
    x = 733,947.17

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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.