Home / 883,696.80-1,324,184.40-657,998.40

Finding the Fourth Proportional to 883,696.80, 1,324,184.40 and 657,998.40

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Solution

The fourth proportional to 883,696.80, 1,324,184.40 and 657,998.40 is: 985,984.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,696.80 : 1,324,184.40 = 657,998.40 : x
  2. Step 2: Convert to fraction form
    883,696.80/1,324,184.40 = 657,998.40/x
  3. Step 3: Cross multiply
    883,696.80x = 1,324,184.40 × 657,998.40
  4. Step 4: Simplify right side
    883,696.80x = 871,311,216,504.96
  5. Step 5: Solve for x
    x = 871,311,216,504.96/883,696.80
  6. Step 6: Final answer
    x = 985,984.35

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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.