Home / 713,836.75-985,094.73-412,030.75

Finding the Fourth Proportional to 713,836.75, 985,094.73 and 412,030.75

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Solution

The fourth proportional to 713,836.75, 985,094.73 and 412,030.75 is: 568,602.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,836.75 : 985,094.73 = 412,030.75 : x
  2. Step 2: Convert to fraction form
    713,836.75/985,094.73 = 412,030.75/x
  3. Step 3: Cross multiply
    713,836.75x = 985,094.73 × 412,030.75
  4. Step 4: Simplify right side
    713,836.75x = 405,889,320,422.95
  5. Step 5: Solve for x
    x = 405,889,320,422.95/713,836.75
  6. Step 6: Final answer
    x = 568,602.44

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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.