Home / 648,202.20-894,234.23-618,185.62

Finding the Fourth Proportional to 648,202.20, 894,234.23 and 618,185.62

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Solution

The fourth proportional to 648,202.20, 894,234.23 and 618,185.62 is: 852,824.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,202.20 : 894,234.23 = 618,185.62 : x
  2. Step 2: Convert to fraction form
    648,202.20/894,234.23 = 618,185.62/x
  3. Step 3: Cross multiply
    648,202.20x = 894,234.23 × 618,185.62
  4. Step 4: Simplify right side
    648,202.20x = 552,802,742,242.83
  5. Step 5: Solve for x
    x = 552,802,742,242.83/648,202.20
  6. Step 6: Final answer
    x = 852,824.54

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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.