Home / 961,474.86-1,326,828.60-531,739.08

Finding the Fourth Proportional to 961,474.86, 1,326,828.60 and 531,739.08

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Solution

The fourth proportional to 961,474.86, 1,326,828.60 and 531,739.08 is: 733,796.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    961,474.86 : 1,326,828.60 = 531,739.08 : x
  2. Step 2: Convert to fraction form
    961,474.86/1,326,828.60 = 531,739.08/x
  3. Step 3: Cross multiply
    961,474.86x = 1,326,828.60 × 531,739.08
  4. Step 4: Simplify right side
    961,474.86x = 705,526,619,081.69
  5. Step 5: Solve for x
    x = 705,526,619,081.69/961,474.86
  6. Step 6: Final answer
    x = 733,796.22

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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.