Home / 568,040.07-783,964.67-326,322.12

Finding the Fourth Proportional to 568,040.07, 783,964.67 and 326,322.12

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Solution

The fourth proportional to 568,040.07, 783,964.67 and 326,322.12 is: 450,364.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,040.07 : 783,964.67 = 326,322.12 : x
  2. Step 2: Convert to fraction form
    568,040.07/783,964.67 = 326,322.12/x
  3. Step 3: Cross multiply
    568,040.07x = 783,964.67 × 326,322.12
  4. Step 4: Simplify right side
    568,040.07x = 255,825,011,487.89
  5. Step 5: Solve for x
    x = 255,825,011,487.89/568,040.07
  6. Step 6: Final answer
    x = 450,364.38

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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.