Home / 351,315.23-484,814.60-190,170.23

Finding the Fourth Proportional to 351,315.23, 484,814.60 and 190,170.23

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Solution

The fourth proportional to 351,315.23, 484,814.60 and 190,170.23 is: 262,434.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,315.23 : 484,814.60 = 190,170.23 : x
  2. Step 2: Convert to fraction form
    351,315.23/484,814.60 = 190,170.23/x
  3. Step 3: Cross multiply
    351,315.23x = 484,814.60 × 190,170.23
  4. Step 4: Simplify right side
    351,315.23x = 92,197,300,614.43
  5. Step 5: Solve for x
    x = 92,197,300,614.43/351,315.23
  6. Step 6: Final answer
    x = 262,434.69

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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.