Home / 352,068.19-485,849.50-190,922.40

Finding the Fourth Proportional to 352,068.19, 485,849.50 and 190,922.40

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Solution

The fourth proportional to 352,068.19, 485,849.50 and 190,922.40 is: 263,470.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,068.19 : 485,849.50 = 190,922.40 : x
  2. Step 2: Convert to fraction form
    352,068.19/485,849.50 = 190,922.40/x
  3. Step 3: Cross multiply
    352,068.19x = 485,849.50 × 190,922.40
  4. Step 4: Simplify right side
    352,068.19x = 92,759,552,101.49
  5. Step 5: Solve for x
    x = 92,759,552,101.49/352,068.19
  6. Step 6: Final answer
    x = 263,470.42

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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.