Home / 988,849.75-1,483,200.11-314,903.83

Finding the Fourth Proportional to 988,849.75, 1,483,200.11 and 314,903.83

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Solution

The fourth proportional to 988,849.75, 1,483,200.11 and 314,903.83 is: 472,332.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,849.75 : 1,483,200.11 = 314,903.83 : x
  2. Step 2: Convert to fraction form
    988,849.75/1,483,200.11 = 314,903.83/x
  3. Step 3: Cross multiply
    988,849.75x = 1,483,200.11 × 314,903.83
  4. Step 4: Simplify right side
    988,849.75x = 467,065,393,720.90
  5. Step 5: Solve for x
    x = 467,065,393,720.90/988,849.75
  6. Step 6: Final answer
    x = 472,332.01

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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.