Home / 893,836.84-1,233,519.16-485,966.12

Finding the Fourth Proportional to 893,836.84, 1,233,519.16 and 485,966.12

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Solution

The fourth proportional to 893,836.84, 1,233,519.16 and 485,966.12 is: 670,646.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,836.84 : 1,233,519.16 = 485,966.12 : x
  2. Step 2: Convert to fraction form
    893,836.84/1,233,519.16 = 485,966.12/x
  3. Step 3: Cross multiply
    893,836.84x = 1,233,519.16 × 485,966.12
  4. Step 4: Simplify right side
    893,836.84x = 599,448,520,130.86
  5. Step 5: Solve for x
    x = 599,448,520,130.86/893,836.84
  6. Step 6: Final answer
    x = 670,646.47

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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.