Home / 829,089.57-1,243,562.88-504,793.62

Finding the Fourth Proportional to 829,089.57, 1,243,562.88 and 504,793.62

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Solution

The fourth proportional to 829,089.57, 1,243,562.88 and 504,793.62 is: 757,146.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,089.57 : 1,243,562.88 = 504,793.62 : x
  2. Step 2: Convert to fraction form
    829,089.57/1,243,562.88 = 504,793.62/x
  3. Step 3: Cross multiply
    829,089.57x = 1,243,562.88 × 504,793.62
  4. Step 4: Simplify right side
    829,089.57x = 627,742,607,892.83
  5. Step 5: Solve for x
    x = 627,742,607,892.83/829,089.57
  6. Step 6: Final answer
    x = 757,146.91

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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.