Home / 986,214.80-1,479,905.40-650,226.80

Finding the Fourth Proportional to 986,214.80, 1,479,905.40 and 650,226.80

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Solution

The fourth proportional to 986,214.80, 1,479,905.40 and 650,226.80 is: 975,724.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,214.80 : 1,479,905.40 = 650,226.80 : x
  2. Step 2: Convert to fraction form
    986,214.80/1,479,905.40 = 650,226.80/x
  3. Step 3: Cross multiply
    986,214.80x = 1,479,905.40 × 650,226.80
  4. Step 4: Simplify right side
    986,214.80x = 962,274,152,544.72
  5. Step 5: Solve for x
    x = 962,274,152,544.72/986,214.80
  6. Step 6: Final answer
    x = 975,724.71

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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.