Home / 884,315.80-1,325,112.90-658,617.40

Finding the Fourth Proportional to 884,315.80, 1,325,112.90 and 658,617.40

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Solution

The fourth proportional to 884,315.80, 1,325,112.90 and 658,617.40 is: 986,912.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,315.80 : 1,325,112.90 = 658,617.40 : x
  2. Step 2: Convert to fraction form
    884,315.80/1,325,112.90 = 658,617.40/x
  3. Step 3: Cross multiply
    884,315.80x = 1,325,112.90 × 658,617.40
  4. Step 4: Simplify right side
    884,315.80x = 872,742,412,904.46
  5. Step 5: Solve for x
    x = 872,742,412,904.46/884,315.80
  6. Step 6: Final answer
    x = 986,912.61

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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.