Home / 483,268.03-724,904.86-163,422.18

Finding the Fourth Proportional to 483,268.03, 724,904.86 and 163,422.18

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Solution

The fourth proportional to 483,268.03, 724,904.86 and 163,422.18 is: 245,134.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,268.03 : 724,904.86 = 163,422.18 : x
  2. Step 2: Convert to fraction form
    483,268.03/724,904.86 = 163,422.18/x
  3. Step 3: Cross multiply
    483,268.03x = 724,904.86 × 163,422.18
  4. Step 4: Simplify right side
    483,268.03x = 118,465,532,513.80
  5. Step 5: Solve for x
    x = 118,465,532,513.80/483,268.03
  6. Step 6: Final answer
    x = 245,134.22

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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.