Home / 591,360.09-816,087.13-349,684.31

Finding the Fourth Proportional to 591,360.09, 816,087.13 and 349,684.31

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Solution

The fourth proportional to 591,360.09, 816,087.13 and 349,684.31 is: 482,570.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,360.09 : 816,087.13 = 349,684.31 : x
  2. Step 2: Convert to fraction form
    591,360.09/816,087.13 = 349,684.31/x
  3. Step 3: Cross multiply
    591,360.09x = 816,087.13 × 349,684.31
  4. Step 4: Simplify right side
    591,360.09x = 285,372,859,999.28
  5. Step 5: Solve for x
    x = 285,372,859,999.28/591,360.09
  6. Step 6: Final answer
    x = 482,570.37

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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.