Home / 1,850,220.80-2,775,331.20-520,524.80

Finding the Fourth Proportional to 1,850,220.80, 2,775,331.20 and 520,524.80

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Solution

The fourth proportional to 1,850,220.80, 2,775,331.20 and 520,524.80 is: 780,787.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,850,220.80 : 2,775,331.20 = 520,524.80 : x
  2. Step 2: Convert to fraction form
    1,850,220.80/2,775,331.20 = 520,524.80/x
  3. Step 3: Cross multiply
    1,850,220.80x = 2,775,331.20 × 520,524.80
  4. Step 4: Simplify right side
    1,850,220.80x = 1,444,628,717,813.76
  5. Step 5: Solve for x
    x = 1,444,628,717,813.76/1,850,220.80
  6. Step 6: Final answer
    x = 780,787.20

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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.