Home / 382,937.93-528,433.57-210,822.24

Finding the Fourth Proportional to 382,937.93, 528,433.57 and 210,822.24

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Solution

The fourth proportional to 382,937.93, 528,433.57 and 210,822.24 is: 290,923.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,937.93 : 528,433.57 = 210,822.24 : x
  2. Step 2: Convert to fraction form
    382,937.93/528,433.57 = 210,822.24/x
  3. Step 3: Cross multiply
    382,937.93x = 528,433.57 × 210,822.24
  4. Step 4: Simplify right side
    382,937.93x = 111,405,551,163.75
  5. Step 5: Solve for x
    x = 111,405,551,163.75/382,937.93
  6. Step 6: Final answer
    x = 290,923.26

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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.