Home / 944,090.83-1,303,327.83-639,775.05

Finding the Fourth Proportional to 944,090.83, 1,303,327.83 and 639,775.05

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Solution

The fourth proportional to 944,090.83, 1,303,327.83 and 639,775.05 is: 883,216.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    944,090.83 : 1,303,327.83 = 639,775.05 : x
  2. Step 2: Convert to fraction form
    944,090.83/1,303,327.83 = 639,775.05/x
  3. Step 3: Cross multiply
    944,090.83x = 1,303,327.83 × 639,775.05
  4. Step 4: Simplify right side
    944,090.83x = 833,836,627,604.64
  5. Step 5: Solve for x
    x = 833,836,627,604.64/944,090.83
  6. Step 6: Final answer
    x = 883,216.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.