Home / 850,064.05-1,274,504.23-376,492.69

Finding the Fourth Proportional to 850,064.05, 1,274,504.23 and 376,492.69

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Solution

The fourth proportional to 850,064.05, 1,274,504.23 and 376,492.69 is: 564,476.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,064.05 : 1,274,504.23 = 376,492.69 : x
  2. Step 2: Convert to fraction form
    850,064.05/1,274,504.23 = 376,492.69/x
  3. Step 3: Cross multiply
    850,064.05x = 1,274,504.23 × 376,492.69
  4. Step 4: Simplify right side
    850,064.05x = 479,841,525,969.08
  5. Step 5: Solve for x
    x = 479,841,525,969.08/850,064.05
  6. Step 6: Final answer
    x = 564,476.91

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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.