Home / 766,524.36-1,057,569.48-444,172.20

Finding the Fourth Proportional to 766,524.36, 1,057,569.48 and 444,172.20

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Solution

The fourth proportional to 766,524.36, 1,057,569.48 and 444,172.20 is: 612,821.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,524.36 : 1,057,569.48 = 444,172.20 : x
  2. Step 2: Convert to fraction form
    766,524.36/1,057,569.48 = 444,172.20/x
  3. Step 3: Cross multiply
    766,524.36x = 1,057,569.48 × 444,172.20
  4. Step 4: Simplify right side
    766,524.36x = 469,742,962,584.46
  5. Step 5: Solve for x
    x = 469,742,962,584.46/766,524.36
  6. Step 6: Final answer
    x = 612,821.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.