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Finding the Fourth Proportional to 351,200.36, 484,657.71 and 190,055.36

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Solution

The fourth proportional to 351,200.36, 484,657.71 and 190,055.36 is: 262,277.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,200.36 : 484,657.71 = 190,055.36 : x
  2. Step 2: Convert to fraction form
    351,200.36/484,657.71 = 190,055.36/x
  3. Step 3: Cross multiply
    351,200.36x = 484,657.71 × 190,055.36
  4. Step 4: Simplify right side
    351,200.36x = 92,111,795,550.83
  5. Step 5: Solve for x
    x = 92,111,795,550.83/351,200.36
  6. Step 6: Final answer
    x = 262,277.06

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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.