Home / 718,563.40-1,077,548.54-245,286.92

Finding the Fourth Proportional to 718,563.40, 1,077,548.54 and 245,286.92

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Solution

The fourth proportional to 718,563.40, 1,077,548.54 and 245,286.92 is: 367,829.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    718,563.40 : 1,077,548.54 = 245,286.92 : x
  2. Step 2: Convert to fraction form
    718,563.40/1,077,548.54 = 245,286.92/x
  3. Step 3: Cross multiply
    718,563.40x = 1,077,548.54 × 245,286.92
  4. Step 4: Simplify right side
    718,563.40x = 264,308,562,527.10
  5. Step 5: Solve for x
    x = 264,308,562,527.10/718,563.40
  6. Step 6: Final answer
    x = 367,829.15

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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.