Home / 764,942.08-1,147,411.92-232,460.80

Finding the Fourth Proportional to 764,942.08, 1,147,411.92 and 232,460.80

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Solution

The fourth proportional to 764,942.08, 1,147,411.92 and 232,460.80 is: 348,690.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,942.08 : 1,147,411.92 = 232,460.80 : x
  2. Step 2: Convert to fraction form
    764,942.08/1,147,411.92 = 232,460.80/x
  3. Step 3: Cross multiply
    764,942.08x = 1,147,411.92 × 232,460.80
  4. Step 4: Simplify right side
    764,942.08x = 266,728,292,852.74
  5. Step 5: Solve for x
    x = 266,728,292,852.74/764,942.08
  6. Step 6: Final answer
    x = 348,690.84

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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.