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Finding the Fourth Proportional to 369,404.01, 554,137.43 and 116,616.87

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Solution

The fourth proportional to 369,404.01, 554,137.43 and 116,616.87 is: 174,935.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,404.01 : 554,137.43 = 116,616.87 : x
  2. Step 2: Convert to fraction form
    369,404.01/554,137.43 = 116,616.87/x
  3. Step 3: Cross multiply
    369,404.01x = 554,137.43 × 116,616.87
  4. Step 4: Simplify right side
    369,404.01x = 64,621,772,053.36
  5. Step 5: Solve for x
    x = 64,621,772,053.36/369,404.01
  6. Step 6: Final answer
    x = 174,935.22

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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.