Home / 691,094.40-1,036,641.60-682,237.05

Finding the Fourth Proportional to 691,094.40, 1,036,641.60 and 682,237.05

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Solution

The fourth proportional to 691,094.40, 1,036,641.60 and 682,237.05 is: 1,023,355.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,094.40 : 1,036,641.60 = 682,237.05 : x
  2. Step 2: Convert to fraction form
    691,094.40/1,036,641.60 = 682,237.05/x
  3. Step 3: Cross multiply
    691,094.40x = 1,036,641.60 × 682,237.05
  4. Step 4: Simplify right side
    691,094.40x = 707,235,307,091.28
  5. Step 5: Solve for x
    x = 707,235,307,091.28/691,094.40
  6. Step 6: Final answer
    x = 1,023,355.58

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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.