Home / 1,040,322.60-1,560,527.10-330,330.60

Finding the Fourth Proportional to 1,040,322.60, 1,560,527.10 and 330,330.60

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Solution

The fourth proportional to 1,040,322.60, 1,560,527.10 and 330,330.60 is: 495,509.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,322.60 : 1,560,527.10 = 330,330.60 : x
  2. Step 2: Convert to fraction form
    1,040,322.60/1,560,527.10 = 330,330.60/x
  3. Step 3: Cross multiply
    1,040,322.60x = 1,560,527.10 × 330,330.60
  4. Step 4: Simplify right side
    1,040,322.60x = 515,489,853,259.26
  5. Step 5: Solve for x
    x = 515,489,853,259.26/1,040,322.60
  6. Step 6: Final answer
    x = 495,509.62

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1.5x scale

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.