Home / 2,628,020.40-3,942,030.60-633,476.40

Finding the Fourth Proportional to 2,628,020.40, 3,942,030.60 and 633,476.40

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Solution

The fourth proportional to 2,628,020.40, 3,942,030.60 and 633,476.40 is: 950,214.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,628,020.40 : 3,942,030.60 = 633,476.40 : x
  2. Step 2: Convert to fraction form
    2,628,020.40/3,942,030.60 = 633,476.40/x
  3. Step 3: Cross multiply
    2,628,020.40x = 3,942,030.60 × 633,476.40
  4. Step 4: Simplify right side
    2,628,020.40x = 2,497,183,353,177.84
  5. Step 5: Solve for x
    x = 2,497,183,353,177.84/2,628,020.40
  6. Step 6: Final answer
    x = 950,214.60

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Double scale
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Similar ratio
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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.