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Finding the Fourth Proportional to 587,103.40, 881,043.90 and 334,383.40

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Solution

The fourth proportional to 587,103.40, 881,043.90 and 334,383.40 is: 501,796.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,103.40 : 881,043.90 = 334,383.40 : x
  2. Step 2: Convert to fraction form
    587,103.40/881,043.90 = 334,383.40/x
  3. Step 3: Cross multiply
    587,103.40x = 881,043.90 × 334,383.40
  4. Step 4: Simplify right side
    587,103.40x = 294,606,454,831.26
  5. Step 5: Solve for x
    x = 294,606,454,831.26/587,103.40
  6. Step 6: Final answer
    x = 501,796.54

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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.