Home / 764,554.50-1,146,811.11-188,182.92

Finding the Fourth Proportional to 764,554.50, 1,146,811.11 and 188,182.92

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Solution

The fourth proportional to 764,554.50, 1,146,811.11 and 188,182.92 is: 282,269.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,554.50 : 1,146,811.11 = 188,182.92 : x
  2. Step 2: Convert to fraction form
    764,554.50/1,146,811.11 = 188,182.92/x
  3. Step 3: Cross multiply
    764,554.50x = 1,146,811.11 × 188,182.92
  4. Step 4: Simplify right side
    764,554.50x = 215,810,263,368.24
  5. Step 5: Solve for x
    x = 215,810,263,368.24/764,554.50
  6. Step 6: Final answer
    x = 282,269.30

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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.