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Finding the Fourth Proportional to 369,756.83, 554,579.54 and 117,004.43

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Solution

The fourth proportional to 369,756.83, 554,579.54 and 117,004.43 is: 175,489.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,756.83 : 554,579.54 = 117,004.43 : x
  2. Step 2: Convert to fraction form
    369,756.83/554,579.54 = 117,004.43/x
  3. Step 3: Cross multiply
    369,756.83x = 554,579.54 × 117,004.43
  4. Step 4: Simplify right side
    369,756.83x = 64,888,259,609.44
  5. Step 5: Solve for x
    x = 64,888,259,609.44/369,756.83
  6. Step 6: Final answer
    x = 175,489.01

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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.