Home / 965,918.80-1,447,495.80-711,211.60

Finding the Fourth Proportional to 965,918.80, 1,447,495.80 and 711,211.60

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Solution

The fourth proportional to 965,918.80, 1,447,495.80 and 711,211.60 is: 1,065,799.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,918.80 : 1,447,495.80 = 711,211.60 : x
  2. Step 2: Convert to fraction form
    965,918.80/1,447,495.80 = 711,211.60/x
  3. Step 3: Cross multiply
    965,918.80x = 1,447,495.80 × 711,211.60
  4. Step 4: Simplify right side
    965,918.80x = 1,029,475,803,911.28
  5. Step 5: Solve for x
    x = 1,029,475,803,911.28/965,918.80
  6. Step 6: Final answer
    x = 1,065,799.53

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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.