Home / 1,256,293.79-1,884,378.32-403,407.19

Finding the Fourth Proportional to 1,256,293.79, 1,884,378.32 and 403,407.19

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Solution

The fourth proportional to 1,256,293.79, 1,884,378.32 and 403,407.19 is: 605,090.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,256,293.79 : 1,884,378.32 = 403,407.19 : x
  2. Step 2: Convert to fraction form
    1,256,293.79/1,884,378.32 = 403,407.19/x
  3. Step 3: Cross multiply
    1,256,293.79x = 1,884,378.32 × 403,407.19
  4. Step 4: Simplify right side
    1,256,293.79x = 760,171,753,652.44
  5. Step 5: Solve for x
    x = 760,171,753,652.44/1,256,293.79
  6. Step 6: Final answer
    x = 605,090.75

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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.