Home / 965,630.60-1,450,001.10-651,480.20

Finding the Fourth Proportional to 965,630.60, 1,450,001.10 and 651,480.20

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Solution

The fourth proportional to 965,630.60, 1,450,001.10 and 651,480.20 is: 978,269.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,630.60 : 1,450,001.10 = 651,480.20 : x
  2. Step 2: Convert to fraction form
    965,630.60/1,450,001.10 = 651,480.20/x
  3. Step 3: Cross multiply
    965,630.60x = 1,450,001.10 × 651,480.20
  4. Step 4: Simplify right side
    965,630.60x = 944,647,006,628.22
  5. Step 5: Solve for x
    x = 944,647,006,628.22/965,630.60
  6. Step 6: Final answer
    x = 978,269.54

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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.