Home / 713,471.36-1,070,317.74-240,119.78

Finding the Fourth Proportional to 713,471.36, 1,070,317.74 and 240,119.78

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Solution

The fourth proportional to 713,471.36, 1,070,317.74 and 240,119.78 is: 360,216.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,471.36 : 1,070,317.74 = 240,119.78 : x
  2. Step 2: Convert to fraction form
    713,471.36/1,070,317.74 = 240,119.78/x
  3. Step 3: Cross multiply
    713,471.36x = 1,070,317.74 × 240,119.78
  4. Step 4: Simplify right side
    713,471.36x = 257,004,460,258.90
  5. Step 5: Solve for x
    x = 257,004,460,258.90/713,471.36
  6. Step 6: Final answer
    x = 360,216.93

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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.