Home / 351,313.18-484,812.41-190,169.55

Finding the Fourth Proportional to 351,313.18, 484,812.41 and 190,169.55

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Solution

The fourth proportional to 351,313.18, 484,812.41 and 190,169.55 is: 262,434.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,313.18 : 484,812.41 = 190,169.55 : x
  2. Step 2: Convert to fraction form
    351,313.18/484,812.41 = 190,169.55/x
  3. Step 3: Cross multiply
    351,313.18x = 484,812.41 × 190,169.55
  4. Step 4: Simplify right side
    351,313.18x = 92,196,556,893.27
  5. Step 5: Solve for x
    x = 92,196,556,893.27/351,313.18
  6. Step 6: Final answer
    x = 262,434.10

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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.