Home / 766,513.25-1,057,554.14-444,161.06

Finding the Fourth Proportional to 766,513.25, 1,057,554.14 and 444,161.06

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Solution

The fourth proportional to 766,513.25, 1,057,554.14 and 444,161.06 is: 612,806.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,513.25 : 1,057,554.14 = 444,161.06 : x
  2. Step 2: Convert to fraction form
    766,513.25/1,057,554.14 = 444,161.06/x
  3. Step 3: Cross multiply
    766,513.25x = 1,057,554.14 × 444,161.06
  4. Step 4: Simplify right side
    766,513.25x = 469,724,368,252.87
  5. Step 5: Solve for x
    x = 469,724,368,252.87/766,513.25
  6. Step 6: Final answer
    x = 612,806.58

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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.