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Finding the Fourth Proportional to 369,603.96, 554,474.32 and 116,948.06

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Solution

The fourth proportional to 369,603.96, 554,474.32 and 116,948.06 is: 175,443.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,603.96 : 554,474.32 = 116,948.06 : x
  2. Step 2: Convert to fraction form
    369,603.96/554,474.32 = 116,948.06/x
  3. Step 3: Cross multiply
    369,603.96x = 554,474.32 × 116,948.06
  4. Step 4: Simplify right side
    369,603.96x = 64,844,696,043.82
  5. Step 5: Solve for x
    x = 64,844,696,043.82/369,603.96
  6. Step 6: Final answer
    x = 175,443.73

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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.