Home / 991,797.56-1,368,584.94-556,232.56

Finding the Fourth Proportional to 991,797.56, 1,368,584.94 and 556,232.56

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Solution

The fourth proportional to 991,797.56, 1,368,584.94 and 556,232.56 is: 767,547.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    991,797.56 : 1,368,584.94 = 556,232.56 : x
  2. Step 2: Convert to fraction form
    991,797.56/1,368,584.94 = 556,232.56/x
  3. Step 3: Cross multiply
    991,797.56x = 1,368,584.94 × 556,232.56
  4. Step 4: Simplify right side
    991,797.56x = 761,251,504,753.65
  5. Step 5: Solve for x
    x = 761,251,504,753.65/991,797.56
  6. Step 6: Final answer
    x = 767,547.27

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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.