Home / 826,216.20-1,237,708.62-570,009.15

Finding the Fourth Proportional to 826,216.20, 1,237,708.62 and 570,009.15

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Solution

The fourth proportional to 826,216.20, 1,237,708.62 and 570,009.15 is: 853,899.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    826,216.20 : 1,237,708.62 = 570,009.15 : x
  2. Step 2: Convert to fraction form
    826,216.20/1,237,708.62 = 570,009.15/x
  3. Step 3: Cross multiply
    826,216.20x = 1,237,708.62 × 570,009.15
  4. Step 4: Simplify right side
    826,216.20x = 705,505,238,433.87
  5. Step 5: Solve for x
    x = 705,505,238,433.87/826,216.20
  6. Step 6: Final answer
    x = 853,899.06

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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.