Home / 766,295.94-1,057,488.21-444,192.96

Finding the Fourth Proportional to 766,295.94, 1,057,488.21 and 444,192.96

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Solution

The fourth proportional to 766,295.94, 1,057,488.21 and 444,192.96 is: 612,986.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,295.94 : 1,057,488.21 = 444,192.96 : x
  2. Step 2: Convert to fraction form
    766,295.94/1,057,488.21 = 444,192.96/x
  3. Step 3: Cross multiply
    766,295.94x = 1,057,488.21 × 444,192.96
  4. Step 4: Simplify right side
    766,295.94x = 469,728,818,165.00
  5. Step 5: Solve for x
    x = 469,728,818,165.00/766,295.94
  6. Step 6: Final answer
    x = 612,986.18

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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.