Home / 789,368.69-1,089,826.89-547,566.68

Finding the Fourth Proportional to 789,368.69, 1,089,826.89 and 547,566.68

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Solution

The fourth proportional to 789,368.69, 1,089,826.89 and 547,566.68 is: 755,987.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,368.69 : 1,089,826.89 = 547,566.68 : x
  2. Step 2: Convert to fraction form
    789,368.69/1,089,826.89 = 547,566.68/x
  3. Step 3: Cross multiply
    789,368.69x = 1,089,826.89 × 547,566.68
  4. Step 4: Simplify right side
    789,368.69x = 596,752,891,932.03
  5. Step 5: Solve for x
    x = 596,752,891,932.03/789,368.69
  6. Step 6: Final answer
    x = 755,987.54

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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.