Home / 480,084.30-720,233.69-180,567.45

Finding the Fourth Proportional to 480,084.30, 720,233.69 and 180,567.45

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Solution

The fourth proportional to 480,084.30, 720,233.69 and 180,567.45 is: 270,891.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,084.30 : 720,233.69 = 180,567.45 : x
  2. Step 2: Convert to fraction form
    480,084.30/720,233.69 = 180,567.45/x
  3. Step 3: Cross multiply
    480,084.30x = 720,233.69 × 180,567.45
  4. Step 4: Simplify right side
    480,084.30x = 130,050,759,904.55
  5. Step 5: Solve for x
    x = 130,050,759,904.55/480,084.30
  6. Step 6: Final answer
    x = 270,891.51

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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.