Home / 702,948.87-1,054,205.25-253,611.33

Finding the Fourth Proportional to 702,948.87, 1,054,205.25 and 253,611.33

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Solution

The fourth proportional to 702,948.87, 1,054,205.25 and 253,611.33 is: 380,338.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,948.87 : 1,054,205.25 = 253,611.33 : x
  2. Step 2: Convert to fraction form
    702,948.87/1,054,205.25 = 253,611.33/x
  3. Step 3: Cross multiply
    702,948.87x = 1,054,205.25 × 253,611.33
  4. Step 4: Simplify right side
    702,948.87x = 267,358,395,545.48
  5. Step 5: Solve for x
    x = 267,358,395,545.48/702,948.87
  6. Step 6: Final answer
    x = 380,338.32

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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.