Home / 1,282,544.28-1,923,668.80-335,988.81

Finding the Fourth Proportional to 1,282,544.28, 1,923,668.80 and 335,988.81

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Solution

The fourth proportional to 1,282,544.28, 1,923,668.80 and 335,988.81 is: 503,944.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,282,544.28 : 1,923,668.80 = 335,988.81 : x
  2. Step 2: Convert to fraction form
    1,282,544.28/1,923,668.80 = 335,988.81/x
  3. Step 3: Cross multiply
    1,282,544.28x = 1,923,668.80 × 335,988.81
  4. Step 4: Simplify right side
    1,282,544.28x = 646,331,190,106.16
  5. Step 5: Solve for x
    x = 646,331,190,106.16/1,282,544.28
  6. Step 6: Final answer
    x = 503,944.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.