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Finding the Fourth Proportional to 322,887.34, 445,577.58 and 186,927.04

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Solution

The fourth proportional to 322,887.34, 445,577.58 and 186,927.04 is: 257,955.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,887.34 : 445,577.58 = 186,927.04 : x
  2. Step 2: Convert to fraction form
    322,887.34/445,577.58 = 186,927.04/x
  3. Step 3: Cross multiply
    322,887.34x = 445,577.58 × 186,927.04
  4. Step 4: Simplify right side
    322,887.34x = 83,290,498,119.76
  5. Step 5: Solve for x
    x = 83,290,498,119.76/322,887.34
  6. Step 6: Final answer
    x = 257,955.29

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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.