Home / 591,190.17-815,600.91-436,512.16

Finding the Fourth Proportional to 591,190.17, 815,600.91 and 436,512.16

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Solution

The fourth proportional to 591,190.17, 815,600.91 and 436,512.16 is: 602,208.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,190.17 : 815,600.91 = 436,512.16 : x
  2. Step 2: Convert to fraction form
    591,190.17/815,600.91 = 436,512.16/x
  3. Step 3: Cross multiply
    591,190.17x = 815,600.91 × 436,512.16
  4. Step 4: Simplify right side
    591,190.17x = 356,019,714,922.07
  5. Step 5: Solve for x
    x = 356,019,714,922.07/591,190.17
  6. Step 6: Final answer
    x = 602,208.45

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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.