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Finding the Fourth Proportional to 369,603.20, 554,473.20 and 116,947.30

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Solution

The fourth proportional to 369,603.20, 554,473.20 and 116,947.30 is: 175,442.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,603.20 : 554,473.20 = 116,947.30 : x
  2. Step 2: Convert to fraction form
    369,603.20/554,473.20 = 116,947.30/x
  3. Step 3: Cross multiply
    369,603.20x = 554,473.20 × 116,947.30
  4. Step 4: Simplify right side
    369,603.20x = 64,844,143,662.36
  5. Step 5: Solve for x
    x = 64,844,143,662.36/369,603.20
  6. Step 6: Final answer
    x = 175,442.59

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1.5x scale

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.