Home / 808,781.33-1,116,110.53-446,208.11

Finding the Fourth Proportional to 808,781.33, 1,116,110.53 and 446,208.11

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Solution

The fourth proportional to 808,781.33, 1,116,110.53 and 446,208.11 is: 615,762.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,781.33 : 1,116,110.53 = 446,208.11 : x
  2. Step 2: Convert to fraction form
    808,781.33/1,116,110.53 = 446,208.11/x
  3. Step 3: Cross multiply
    808,781.33x = 1,116,110.53 × 446,208.11
  4. Step 4: Simplify right side
    808,781.33x = 498,017,575,583.14
  5. Step 5: Solve for x
    x = 498,017,575,583.14/808,781.33
  6. Step 6: Final answer
    x = 615,762.95

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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.