Home / 966,698.20-1,450,565.70-405,789.40

Finding the Fourth Proportional to 966,698.20, 1,450,565.70 and 405,789.40

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Solution

The fourth proportional to 966,698.20, 1,450,565.70 and 405,789.40 is: 608,901.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,698.20 : 1,450,565.70 = 405,789.40 : x
  2. Step 2: Convert to fraction form
    966,698.20/1,450,565.70 = 405,789.40/x
  3. Step 3: Cross multiply
    966,698.20x = 1,450,565.70 × 405,789.40
  4. Step 4: Simplify right side
    966,698.20x = 588,624,185,063.58
  5. Step 5: Solve for x
    x = 588,624,185,063.58/966,698.20
  6. Step 6: Final answer
    x = 608,901.71

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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.