Home / 692,392.54-1,038,739.48-219,082

Finding the Fourth Proportional to 692,392.54, 1,038,739.48 and 219,082

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Solution

The fourth proportional to 692,392.54, 1,038,739.48 and 219,082 is: 328,670.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,392.54 : 1,038,739.48 = 219,082 : x
  2. Step 2: Convert to fraction form
    692,392.54/1,038,739.48 = 219,082/x
  3. Step 3: Cross multiply
    692,392.54x = 1,038,739.48 × 219,082
  4. Step 4: Simplify right side
    692,392.54x = 227,569,122,757.36
  5. Step 5: Solve for x
    x = 227,569,122,757.36/692,392.54
  6. Step 6: Final answer
    x = 328,670.67

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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.