Home / 1,294,169.60-1,941,254.40-664,313.60

Finding the Fourth Proportional to 1,294,169.60, 1,941,254.40 and 664,313.60

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Solution

The fourth proportional to 1,294,169.60, 1,941,254.40 and 664,313.60 is: 996,470.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,294,169.60 : 1,941,254.40 = 664,313.60 : x
  2. Step 2: Convert to fraction form
    1,294,169.60/1,941,254.40 = 664,313.60/x
  3. Step 3: Cross multiply
    1,294,169.60x = 1,941,254.40 × 664,313.60
  4. Step 4: Simplify right side
    1,294,169.60x = 1,289,601,698,979.84
  5. Step 5: Solve for x
    x = 1,289,601,698,979.84/1,294,169.60
  6. Step 6: Final answer
    x = 996,470.40

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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.