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Finding the Fourth Proportional to 186,958.44, 280,438.44 and 46,717.20

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Solution

The fourth proportional to 186,958.44, 280,438.44 and 46,717.20 is: 70,075.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,958.44 : 280,438.44 = 46,717.20 : x
  2. Step 2: Convert to fraction form
    186,958.44/280,438.44 = 46,717.20/x
  3. Step 3: Cross multiply
    186,958.44x = 280,438.44 × 46,717.20
  4. Step 4: Simplify right side
    186,958.44x = 13,101,298,689.17
  5. Step 5: Solve for x
    x = 13,101,298,689.17/186,958.44
  6. Step 6: Final answer
    x = 70,075.99

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.