Home / 893,564.74-1,233,131.84-485,666.46

Finding the Fourth Proportional to 893,564.74, 1,233,131.84 and 485,666.46

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Solution

The fourth proportional to 893,564.74, 1,233,131.84 and 485,666.46 is: 670,226.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,564.74 : 1,233,131.84 = 485,666.46 : x
  2. Step 2: Convert to fraction form
    893,564.74/1,233,131.84 = 485,666.46/x
  3. Step 3: Cross multiply
    893,564.74x = 1,233,131.84 × 485,666.46
  4. Step 4: Simplify right side
    893,564.74x = 598,890,775,446.09
  5. Step 5: Solve for x
    x = 598,890,775,446.09/893,564.74
  6. Step 6: Final answer
    x = 670,226.51

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1.5x scale

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.