Home / 759,260.24-1,047,734.16-419,708.24

Finding the Fourth Proportional to 759,260.24, 1,047,734.16 and 419,708.24

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Solution

The fourth proportional to 759,260.24, 1,047,734.16 and 419,708.24 is: 579,172.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,260.24 : 1,047,734.16 = 419,708.24 : x
  2. Step 2: Convert to fraction form
    759,260.24/1,047,734.16 = 419,708.24/x
  3. Step 3: Cross multiply
    759,260.24x = 1,047,734.16 × 419,708.24
  4. Step 4: Simplify right side
    759,260.24x = 439,742,660,281.48
  5. Step 5: Solve for x
    x = 439,742,660,281.48/759,260.24
  6. Step 6: Final answer
    x = 579,172.51

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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.