Home / 483,411.21-724,867.74-216,943.26

Finding the Fourth Proportional to 483,411.21, 724,867.74 and 216,943.26

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Solution

The fourth proportional to 483,411.21, 724,867.74 and 216,943.26 is: 325,303.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,411.21 : 724,867.74 = 216,943.26 : x
  2. Step 2: Convert to fraction form
    483,411.21/724,867.74 = 216,943.26/x
  3. Step 3: Cross multiply
    483,411.21x = 724,867.74 × 216,943.26
  4. Step 4: Simplify right side
    483,411.21x = 157,255,170,584.43
  5. Step 5: Solve for x
    x = 157,255,170,584.43/483,411.21
  6. Step 6: Final answer
    x = 325,303.11

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Similar ratio
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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.