Home / 817,556.44-1,127,058.62-575,086.45

Finding the Fourth Proportional to 817,556.44, 1,127,058.62 and 575,086.45

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Solution

The fourth proportional to 817,556.44, 1,127,058.62 and 575,086.45 is: 792,796.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    817,556.44 : 1,127,058.62 = 575,086.45 : x
  2. Step 2: Convert to fraction form
    817,556.44/1,127,058.62 = 575,086.45/x
  3. Step 3: Cross multiply
    817,556.44x = 1,127,058.62 × 575,086.45
  4. Step 4: Simplify right side
    817,556.44x = 648,156,135,024.62
  5. Step 5: Solve for x
    x = 648,156,135,024.62/817,556.44
  6. Step 6: Final answer
    x = 792,796.81

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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.