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Finding the Fourth Proportional to 303,295.19, 455,001.08 and 116,292.11

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Solution

The fourth proportional to 303,295.19, 455,001.08 and 116,292.11 is: 174,460.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,295.19 : 455,001.08 = 116,292.11 : x
  2. Step 2: Convert to fraction form
    303,295.19/455,001.08 = 116,292.11/x
  3. Step 3: Cross multiply
    303,295.19x = 455,001.08 × 116,292.11
  4. Step 4: Simplify right side
    303,295.19x = 52,913,032,789.01
  5. Step 5: Solve for x
    x = 52,913,032,789.01/303,295.19
  6. Step 6: Final answer
    x = 174,460.51

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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.