Home / 898,696.73-1,240,209.94-511,493.17

Finding the Fourth Proportional to 898,696.73, 1,240,209.94 and 511,493.17

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Solution

The fourth proportional to 898,696.73, 1,240,209.94 and 511,493.17 is: 705,865.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,696.73 : 1,240,209.94 = 511,493.17 : x
  2. Step 2: Convert to fraction form
    898,696.73/1,240,209.94 = 511,493.17/x
  3. Step 3: Cross multiply
    898,696.73x = 1,240,209.94 × 511,493.17
  4. Step 4: Simplify right side
    898,696.73x = 634,358,911,196.88
  5. Step 5: Solve for x
    x = 634,358,911,196.88/898,696.73
  6. Step 6: Final answer
    x = 705,865.38

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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.