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Finding the Fourth Proportional to 599,779.37, 899,816.65 and 422,632.37

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Solution

The fourth proportional to 599,779.37, 899,816.65 and 422,632.37 is: 634,052.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,779.37 : 899,816.65 = 422,632.37 : x
  2. Step 2: Convert to fraction form
    599,779.37/899,816.65 = 422,632.37/x
  3. Step 3: Cross multiply
    599,779.37x = 899,816.65 × 422,632.37
  4. Step 4: Simplify right side
    599,779.37x = 380,291,637,799.30
  5. Step 5: Solve for x
    x = 380,291,637,799.30/599,779.37
  6. Step 6: Final answer
    x = 634,052.55

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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.