Home / 466,476.08-643,729.84-259,743.04

Finding the Fourth Proportional to 466,476.08, 643,729.84 and 259,743.04

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Solution

The fourth proportional to 466,476.08, 643,729.84 and 259,743.04 is: 358,441.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,476.08 : 643,729.84 = 259,743.04 : x
  2. Step 2: Convert to fraction form
    466,476.08/643,729.84 = 259,743.04/x
  3. Step 3: Cross multiply
    466,476.08x = 643,729.84 × 259,743.04
  4. Step 4: Simplify right side
    466,476.08x = 167,204,345,580.31
  5. Step 5: Solve for x
    x = 167,204,345,580.31/466,476.08
  6. Step 6: Final answer
    x = 358,441.41

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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.