Home / 325,577.40-449,320.59-196,547.60

Finding the Fourth Proportional to 325,577.40, 449,320.59 and 196,547.60

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Solution

The fourth proportional to 325,577.40, 449,320.59 and 196,547.60 is: 271,250.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,577.40 : 449,320.59 = 196,547.60 : x
  2. Step 2: Convert to fraction form
    325,577.40/449,320.59 = 196,547.60/x
  3. Step 3: Cross multiply
    325,577.40x = 449,320.59 × 196,547.60
  4. Step 4: Simplify right side
    325,577.40x = 88,312,881,348.48
  5. Step 5: Solve for x
    x = 88,312,881,348.48/325,577.40
  6. Step 6: Final answer
    x = 271,250.04

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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.