Home / 483,316.20-723,540.70-359,207.40

Finding the Fourth Proportional to 483,316.20, 723,540.70 and 359,207.40

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Solution

The fourth proportional to 483,316.20, 723,540.70 and 359,207.40 is: 537,745.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,316.20 : 723,540.70 = 359,207.40 : x
  2. Step 2: Convert to fraction form
    483,316.20/723,540.70 = 359,207.40/x
  3. Step 3: Cross multiply
    483,316.20x = 723,540.70 × 359,207.40
  4. Step 4: Simplify right side
    483,316.20x = 259,901,173,641.18
  5. Step 5: Solve for x
    x = 259,901,173,641.18/483,316.20
  6. Step 6: Final answer
    x = 537,745.63

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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.