Home / 446,923.80-670,385.70-368,191.80

Finding the Fourth Proportional to 446,923.80, 670,385.70 and 368,191.80

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Solution

The fourth proportional to 446,923.80, 670,385.70 and 368,191.80 is: 552,287.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,923.80 : 670,385.70 = 368,191.80 : x
  2. Step 2: Convert to fraction form
    446,923.80/670,385.70 = 368,191.80/x
  3. Step 3: Cross multiply
    446,923.80x = 670,385.70 × 368,191.80
  4. Step 4: Simplify right side
    446,923.80x = 246,830,517,577.26
  5. Step 5: Solve for x
    x = 246,830,517,577.26/446,923.80
  6. Step 6: Final answer
    x = 552,287.70

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.