Home / 591,290.24-815,738.92-436,612.16

Finding the Fourth Proportional to 591,290.24, 815,738.92 and 436,612.16

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Solution

The fourth proportional to 591,290.24, 815,738.92 and 436,612.16 is: 602,346.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,290.24 : 815,738.92 = 436,612.16 : x
  2. Step 2: Convert to fraction form
    591,290.24/815,738.92 = 436,612.16/x
  3. Step 3: Cross multiply
    591,290.24x = 815,738.92 × 436,612.16
  4. Step 4: Simplify right side
    591,290.24x = 356,161,531,857.27
  5. Step 5: Solve for x
    x = 356,161,531,857.27/591,290.24
  6. Step 6: Final answer
    x = 602,346.37

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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.