Home / 982,050.80-1,474,015.80-509,075.60

Finding the Fourth Proportional to 982,050.80, 1,474,015.80 and 509,075.60

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Solution

The fourth proportional to 982,050.80, 1,474,015.80 and 509,075.60 is: 764,100.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,050.80 : 1,474,015.80 = 509,075.60 : x
  2. Step 2: Convert to fraction form
    982,050.80/1,474,015.80 = 509,075.60/x
  3. Step 3: Cross multiply
    982,050.80x = 1,474,015.80 × 509,075.60
  4. Step 4: Simplify right side
    982,050.80x = 750,385,477,794.48
  5. Step 5: Solve for x
    x = 750,385,477,794.48/982,050.80
  6. Step 6: Final answer
    x = 764,100.47

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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.