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Finding the Fourth Proportional to 249,609.78, 374,637.06 and 116,563.68

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Solution

The fourth proportional to 249,609.78, 374,637.06 and 116,563.68 is: 174,949.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,609.78 : 374,637.06 = 116,563.68 : x
  2. Step 2: Convert to fraction form
    249,609.78/374,637.06 = 116,563.68/x
  3. Step 3: Cross multiply
    249,609.78x = 374,637.06 × 116,563.68
  4. Step 4: Simplify right side
    249,609.78x = 43,669,074,377.98
  5. Step 5: Solve for x
    x = 43,669,074,377.98/249,609.78
  6. Step 6: Final answer
    x = 174,949.37

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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.