Home / 766,804.34-1,058,185.23-417,944.36

Finding the Fourth Proportional to 766,804.34, 1,058,185.23 and 417,944.36

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Solution

The fourth proportional to 766,804.34, 1,058,185.23 and 417,944.36 is: 576,760.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,804.34 : 1,058,185.23 = 417,944.36 : x
  2. Step 2: Convert to fraction form
    766,804.34/1,058,185.23 = 417,944.36/x
  3. Step 3: Cross multiply
    766,804.34x = 1,058,185.23 × 417,944.36
  4. Step 4: Simplify right side
    766,804.34x = 442,262,548,713.80
  5. Step 5: Solve for x
    x = 442,262,548,713.80/766,804.34
  6. Step 6: Final answer
    x = 576,760.62

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Double scale
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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.