Home / 855,759.69-1,180,866.60-511,527.27

Finding the Fourth Proportional to 855,759.69, 1,180,866.60 and 511,527.27

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Solution

The fourth proportional to 855,759.69, 1,180,866.60 and 511,527.27 is: 705,858.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,759.69 : 1,180,866.60 = 511,527.27 : x
  2. Step 2: Convert to fraction form
    855,759.69/1,180,866.60 = 511,527.27/x
  3. Step 3: Cross multiply
    855,759.69x = 1,180,866.60 × 511,527.27
  4. Step 4: Simplify right side
    855,759.69x = 604,045,468,132.18
  5. Step 5: Solve for x
    x = 604,045,468,132.18/855,759.69
  6. Step 6: Final answer
    x = 705,858.75

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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.