Home / 829,004.40-1,243,506.60-619,052.40

Finding the Fourth Proportional to 829,004.40, 1,243,506.60 and 619,052.40

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Solution

The fourth proportional to 829,004.40, 1,243,506.60 and 619,052.40 is: 928,578.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,004.40 : 1,243,506.60 = 619,052.40 : x
  2. Step 2: Convert to fraction form
    829,004.40/1,243,506.60 = 619,052.40/x
  3. Step 3: Cross multiply
    829,004.40x = 1,243,506.60 × 619,052.40
  4. Step 4: Simplify right side
    829,004.40x = 769,795,745,145.84
  5. Step 5: Solve for x
    x = 769,795,745,145.84/829,004.40
  6. Step 6: Final answer
    x = 928,578.60

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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.