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Finding the Fourth Proportional to 474,579, 712,043.46 and 249,930.36

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Solution

The fourth proportional to 474,579, 712,043.46 and 249,930.36 is: 374,987.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,579 : 712,043.46 = 249,930.36 : x
  2. Step 2: Convert to fraction form
    474,579/712,043.46 = 249,930.36/x
  3. Step 3: Cross multiply
    474,579x = 712,043.46 × 249,930.36
  4. Step 4: Simplify right side
    474,579x = 177,961,278,293.45
  5. Step 5: Solve for x
    x = 177,961,278,293.45/474,579
  6. Step 6: Final answer
    x = 374,987.68

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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.