Home / 351,403.30-484,934.33-190,257.85

Finding the Fourth Proportional to 351,403.30, 484,934.33 and 190,257.85

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Solution

The fourth proportional to 351,403.30, 484,934.33 and 190,257.85 is: 262,554.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,403.30 : 484,934.33 = 190,257.85 : x
  2. Step 2: Convert to fraction form
    351,403.30/484,934.33 = 190,257.85/x
  3. Step 3: Cross multiply
    351,403.30x = 484,934.33 × 190,257.85
  4. Step 4: Simplify right side
    351,403.30x = 92,262,559,641.03
  5. Step 5: Solve for x
    x = 92,262,559,641.03/351,403.30
  6. Step 6: Final answer
    x = 262,554.62

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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.