Home / 480,205.26-720,417.24-164,643.03

Finding the Fourth Proportional to 480,205.26, 720,417.24 and 164,643.03

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Solution

The fourth proportional to 480,205.26, 720,417.24 and 164,643.03 is: 247,002.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,205.26 : 720,417.24 = 164,643.03 : x
  2. Step 2: Convert to fraction form
    480,205.26/720,417.24 = 164,643.03/x
  3. Step 3: Cross multiply
    480,205.26x = 720,417.24 × 164,643.03
  4. Step 4: Simplify right side
    480,205.26x = 118,611,677,257.84
  5. Step 5: Solve for x
    x = 118,611,677,257.84/480,205.26
  6. Step 6: Final answer
    x = 247,002.04

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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.