Home / 845,103.14-1,166,246.40-457,918.46

Finding the Fourth Proportional to 845,103.14, 1,166,246.40 and 457,918.46

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Solution

The fourth proportional to 845,103.14, 1,166,246.40 and 457,918.46 is: 631,929.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,103.14 : 1,166,246.40 = 457,918.46 : x
  2. Step 2: Convert to fraction form
    845,103.14/1,166,246.40 = 457,918.46/x
  3. Step 3: Cross multiply
    845,103.14x = 1,166,246.40 × 457,918.46
  4. Step 4: Simplify right side
    845,103.14x = 534,045,755,468.54
  5. Step 5: Solve for x
    x = 534,045,755,468.54/845,103.14
  6. Step 6: Final answer
    x = 631,929.68

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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.