Home / 862,581.84-1,294,069.60-263,628.16

Finding the Fourth Proportional to 862,581.84, 1,294,069.60 and 263,628.16

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Solution

The fourth proportional to 862,581.84, 1,294,069.60 and 263,628.16 is: 395,502.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,581.84 : 1,294,069.60 = 263,628.16 : x
  2. Step 2: Convert to fraction form
    862,581.84/1,294,069.60 = 263,628.16/x
  3. Step 3: Cross multiply
    862,581.84x = 1,294,069.60 × 263,628.16
  4. Step 4: Simplify right side
    862,581.84x = 341,153,187,559.94
  5. Step 5: Solve for x
    x = 341,153,187,559.94/862,581.84
  6. Step 6: Final answer
    x = 395,502.40

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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.