Home / 942,914.22-1,301,221.62-513,197.46

Finding the Fourth Proportional to 942,914.22, 1,301,221.62 and 513,197.46

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Solution

The fourth proportional to 942,914.22, 1,301,221.62 and 513,197.46 is: 708,212.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,914.22 : 1,301,221.62 = 513,197.46 : x
  2. Step 2: Convert to fraction form
    942,914.22/1,301,221.62 = 513,197.46/x
  3. Step 3: Cross multiply
    942,914.22x = 1,301,221.62 × 513,197.46
  4. Step 4: Simplify right side
    942,914.22x = 667,783,630,281.09
  5. Step 5: Solve for x
    x = 667,783,630,281.09/942,914.22
  6. Step 6: Final answer
    x = 708,212.49

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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.