Home / 630,350.85-945,534.63-198,054.27

Finding the Fourth Proportional to 630,350.85, 945,534.63 and 198,054.27

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Solution

The fourth proportional to 630,350.85, 945,534.63 and 198,054.27 is: 297,084.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,350.85 : 945,534.63 = 198,054.27 : x
  2. Step 2: Convert to fraction form
    630,350.85/945,534.63 = 198,054.27/x
  3. Step 3: Cross multiply
    630,350.85x = 945,534.63 × 198,054.27
  4. Step 4: Simplify right side
    630,350.85x = 187,267,170,904.37
  5. Step 5: Solve for x
    x = 187,267,170,904.37/630,350.85
  6. Step 6: Final answer
    x = 297,084.03

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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.