Home / 568,430.72-784,566.27-374,873.36

Finding the Fourth Proportional to 568,430.72, 784,566.27 and 374,873.36

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Solution

The fourth proportional to 568,430.72, 784,566.27 and 374,873.36 is: 517,412.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,430.72 : 784,566.27 = 374,873.36 : x
  2. Step 2: Convert to fraction form
    568,430.72/784,566.27 = 374,873.36/x
  3. Step 3: Cross multiply
    568,430.72x = 784,566.27 × 374,873.36
  4. Step 4: Simplify right side
    568,430.72x = 294,112,993,777.57
  5. Step 5: Solve for x
    x = 294,112,993,777.57/568,430.72
  6. Step 6: Final answer
    x = 517,412.21

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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.