Home / 449,124.03-619,895.36-296,189.82

Finding the Fourth Proportional to 449,124.03, 619,895.36 and 296,189.82

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Solution

The fourth proportional to 449,124.03, 619,895.36 and 296,189.82 is: 408,810.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,124.03 : 619,895.36 = 296,189.82 : x
  2. Step 2: Convert to fraction form
    449,124.03/619,895.36 = 296,189.82/x
  3. Step 3: Cross multiply
    449,124.03x = 619,895.36 × 296,189.82
  4. Step 4: Simplify right side
    449,124.03x = 183,606,695,837.71
  5. Step 5: Solve for x
    x = 183,606,695,837.71/449,124.03
  6. Step 6: Final answer
    x = 408,810.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.