Home / 448,914.98-673,479.39-168,434.66

Finding the Fourth Proportional to 448,914.98, 673,479.39 and 168,434.66

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Solution

The fourth proportional to 448,914.98, 673,479.39 and 168,434.66 is: 252,692.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,914.98 : 673,479.39 = 168,434.66 : x
  2. Step 2: Convert to fraction form
    448,914.98/673,479.39 = 168,434.66/x
  3. Step 3: Cross multiply
    448,914.98x = 673,479.39 × 168,434.66
  4. Step 4: Simplify right side
    448,914.98x = 113,437,272,071.66
  5. Step 5: Solve for x
    x = 113,437,272,071.66/448,914.98
  6. Step 6: Final answer
    x = 252,692.11

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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.