Home / 883,636.20-1,324,143.58-649,017.32

Finding the Fourth Proportional to 883,636.20, 1,324,143.58 and 649,017.32

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Solution

The fourth proportional to 883,636.20, 1,324,143.58 and 649,017.32 is: 972,563.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,636.20 : 1,324,143.58 = 649,017.32 : x
  2. Step 2: Convert to fraction form
    883,636.20/1,324,143.58 = 649,017.32/x
  3. Step 3: Cross multiply
    883,636.20x = 1,324,143.58 × 649,017.32
  4. Step 4: Simplify right side
    883,636.20x = 859,392,117,586.81
  5. Step 5: Solve for x
    x = 859,392,117,586.81/883,636.20
  6. Step 6: Final answer
    x = 972,563.28

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1.5x scale

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.