Home / 351,435.38-484,981.12-190,290.52

Finding the Fourth Proportional to 351,435.38, 484,981.12 and 190,290.52

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Solution

The fourth proportional to 351,435.38, 484,981.12 and 190,290.52 is: 262,601.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,435.38 : 484,981.12 = 190,290.52 : x
  2. Step 2: Convert to fraction form
    351,435.38/484,981.12 = 190,290.52/x
  3. Step 3: Cross multiply
    351,435.38x = 484,981.12 × 190,290.52
  4. Step 4: Simplify right side
    351,435.38x = 92,287,309,514.98
  5. Step 5: Solve for x
    x = 92,287,309,514.98/351,435.38
  6. Step 6: Final answer
    x = 262,601.08

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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.