Home / 845,189.13-1,166,364.56-458,005.39

Finding the Fourth Proportional to 845,189.13, 1,166,364.56 and 458,005.39

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Solution

The fourth proportional to 845,189.13, 1,166,364.56 and 458,005.39 is: 632,049.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,189.13 : 1,166,364.56 = 458,005.39 : x
  2. Step 2: Convert to fraction form
    845,189.13/1,166,364.56 = 458,005.39/x
  3. Step 3: Cross multiply
    845,189.13x = 1,166,364.56 × 458,005.39
  4. Step 4: Simplify right side
    845,189.13x = 534,201,253,414.08
  5. Step 5: Solve for x
    x = 534,201,253,414.08/845,189.13
  6. Step 6: Final answer
    x = 632,049.36

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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.