Home / 941,837.68-1,299,729.60-512,118.16

Finding the Fourth Proportional to 941,837.68, 1,299,729.60 and 512,118.16

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Solution

The fourth proportional to 941,837.68, 1,299,729.60 and 512,118.16 is: 706,719.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,837.68 : 1,299,729.60 = 512,118.16 : x
  2. Step 2: Convert to fraction form
    941,837.68/1,299,729.60 = 512,118.16/x
  3. Step 3: Cross multiply
    941,837.68x = 1,299,729.60 × 512,118.16
  4. Step 4: Simplify right side
    941,837.68x = 665,615,131,249.54
  5. Step 5: Solve for x
    x = 665,615,131,249.54/941,837.68
  6. Step 6: Final answer
    x = 706,719.58

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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.