Home / 784,974.80-1,177,107.96-223,875.92

Finding the Fourth Proportional to 784,974.80, 1,177,107.96 and 223,875.92

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Solution

The fourth proportional to 784,974.80, 1,177,107.96 and 223,875.92 is: 335,712.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,974.80 : 1,177,107.96 = 223,875.92 : x
  2. Step 2: Convert to fraction form
    784,974.80/1,177,107.96 = 223,875.92/x
  3. Step 3: Cross multiply
    784,974.80x = 1,177,107.96 × 223,875.92
  4. Step 4: Simplify right side
    784,974.80x = 263,526,127,484.32
  5. Step 5: Solve for x
    x = 263,526,127,484.32/784,974.80
  6. Step 6: Final answer
    x = 335,712.85

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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.