Home / 764,556.25-1,146,813.73-188,184.67

Finding the Fourth Proportional to 764,556.25, 1,146,813.73 and 188,184.67

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Solution

The fourth proportional to 764,556.25, 1,146,813.73 and 188,184.67 is: 282,271.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,556.25 : 1,146,813.73 = 188,184.67 : x
  2. Step 2: Convert to fraction form
    764,556.25/1,146,813.73 = 188,184.67/x
  3. Step 3: Cross multiply
    764,556.25x = 1,146,813.73 × 188,184.67
  4. Step 4: Simplify right side
    764,556.25x = 215,812,763,331.52
  5. Step 5: Solve for x
    x = 215,812,763,331.52/764,556.25
  6. Step 6: Final answer
    x = 282,271.92

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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.