Home / 779,696.82-1,168,653.42-353,557.44

Finding the Fourth Proportional to 779,696.82, 1,168,653.42 and 353,557.44

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Solution

The fourth proportional to 779,696.82, 1,168,653.42 and 353,557.44 is: 529,931.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,696.82 : 1,168,653.42 = 353,557.44 : x
  2. Step 2: Convert to fraction form
    779,696.82/1,168,653.42 = 353,557.44/x
  3. Step 3: Cross multiply
    779,696.82x = 1,168,653.42 × 353,557.44
  4. Step 4: Simplify right side
    779,696.82x = 413,186,111,422.45
  5. Step 5: Solve for x
    x = 413,186,111,422.45/779,696.82
  6. Step 6: Final answer
    x = 529,931.76

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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.