Home / 351,309.18-484,807.85-190,164.16

Finding the Fourth Proportional to 351,309.18, 484,807.85 and 190,164.16

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Solution

The fourth proportional to 351,309.18, 484,807.85 and 190,164.16 is: 262,427.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,309.18 : 484,807.85 = 190,164.16 : x
  2. Step 2: Convert to fraction form
    351,309.18/484,807.85 = 190,164.16/x
  3. Step 3: Cross multiply
    351,309.18x = 484,807.85 × 190,164.16
  4. Step 4: Simplify right side
    351,309.18x = 92,193,077,556.66
  5. Step 5: Solve for x
    x = 92,193,077,556.66/351,309.18
  6. Step 6: Final answer
    x = 262,427.18

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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.