Home / 850,763.25-1,174,077.99-468,814.64

Finding the Fourth Proportional to 850,763.25, 1,174,077.99 and 468,814.64

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Solution

The fourth proportional to 850,763.25, 1,174,077.99 and 468,814.64 is: 646,977.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,763.25 : 1,174,077.99 = 468,814.64 : x
  2. Step 2: Convert to fraction form
    850,763.25/1,174,077.99 = 468,814.64/x
  3. Step 3: Cross multiply
    850,763.25x = 1,174,077.99 × 468,814.64
  4. Step 4: Simplify right side
    850,763.25x = 550,424,944,343.38
  5. Step 5: Solve for x
    x = 550,424,944,343.38/850,763.25
  6. Step 6: Final answer
    x = 646,977.81

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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.