Home / 893,965.89-1,233,638.94-486,068.07

Finding the Fourth Proportional to 893,965.89, 1,233,638.94 and 486,068.07

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Solution

The fourth proportional to 893,965.89, 1,233,638.94 and 486,068.07 is: 670,755.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,965.89 : 1,233,638.94 = 486,068.07 : x
  2. Step 2: Convert to fraction form
    893,965.89/1,233,638.94 = 486,068.07/x
  3. Step 3: Cross multiply
    893,965.89x = 1,233,638.94 × 486,068.07
  4. Step 4: Simplify right side
    893,965.89x = 599,632,499,098.67
  5. Step 5: Solve for x
    x = 599,632,499,098.67/893,965.89
  6. Step 6: Final answer
    x = 670,755.45

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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.