Home / 941,618.13-1,299,377.84-511,894.50

Finding the Fourth Proportional to 941,618.13, 1,299,377.84 and 511,894.50

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Solution

The fourth proportional to 941,618.13, 1,299,377.84 and 511,894.50 is: 706,384.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,618.13 : 1,299,377.84 = 511,894.50 : x
  2. Step 2: Convert to fraction form
    941,618.13/1,299,377.84 = 511,894.50/x
  3. Step 3: Cross multiply
    941,618.13x = 1,299,377.84 × 511,894.50
  4. Step 4: Simplify right side
    941,618.13x = 665,144,367,158.41
  5. Step 5: Solve for x
    x = 665,144,367,158.41/941,618.13
  6. Step 6: Final answer
    x = 706,384.41

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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.