Home / 345,177.18-476,343.32-192,217.32

Finding the Fourth Proportional to 345,177.18, 476,343.32 and 192,217.32

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Solution

The fourth proportional to 345,177.18, 476,343.32 and 192,217.32 is: 265,259.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,177.18 : 476,343.32 = 192,217.32 : x
  2. Step 2: Convert to fraction form
    345,177.18/476,343.32 = 192,217.32/x
  3. Step 3: Cross multiply
    345,177.18x = 476,343.32 × 192,217.32
  4. Step 4: Simplify right side
    345,177.18x = 91,561,435,409.22
  5. Step 5: Solve for x
    x = 91,561,435,409.22/345,177.18
  6. Step 6: Final answer
    x = 265,259.24

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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.