Home / 984,895.20-1,477,342.80-274,922.10

Finding the Fourth Proportional to 984,895.20, 1,477,342.80 and 274,922.10

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Solution

The fourth proportional to 984,895.20, 1,477,342.80 and 274,922.10 is: 412,383.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,895.20 : 1,477,342.80 = 274,922.10 : x
  2. Step 2: Convert to fraction form
    984,895.20/1,477,342.80 = 274,922.10/x
  3. Step 3: Cross multiply
    984,895.20x = 1,477,342.80 × 274,922.10
  4. Step 4: Simplify right side
    984,895.20x = 406,154,184,995.88
  5. Step 5: Solve for x
    x = 406,154,184,995.88/984,895.20
  6. Step 6: Final answer
    x = 412,383.15

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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.