Home / 785,010.60-1,177,683.30-448,212.60

Finding the Fourth Proportional to 785,010.60, 1,177,683.30 and 448,212.60

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Solution

The fourth proportional to 785,010.60, 1,177,683.30 and 448,212.60 is: 672,414.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    785,010.60 : 1,177,683.30 = 448,212.60 : x
  2. Step 2: Convert to fraction form
    785,010.60/1,177,683.30 = 448,212.60/x
  3. Step 3: Cross multiply
    785,010.60x = 1,177,683.30 × 448,212.60
  4. Step 4: Simplify right side
    785,010.60x = 527,852,493,869.58
  5. Step 5: Solve for x
    x = 527,852,493,869.58/785,010.60
  6. Step 6: Final answer
    x = 672,414.48

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1.5x scale

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.