Home / 940,012.40-1,410,018.60-541,881.20

Finding the Fourth Proportional to 940,012.40, 1,410,018.60 and 541,881.20

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Solution

The fourth proportional to 940,012.40, 1,410,018.60 and 541,881.20 is: 812,821.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,012.40 : 1,410,018.60 = 541,881.20 : x
  2. Step 2: Convert to fraction form
    940,012.40/1,410,018.60 = 541,881.20/x
  3. Step 3: Cross multiply
    940,012.40x = 1,410,018.60 × 541,881.20
  4. Step 4: Simplify right side
    940,012.40x = 764,062,570,990.32
  5. Step 5: Solve for x
    x = 764,062,570,990.32/940,012.40
  6. Step 6: Final answer
    x = 812,821.80

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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.