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Finding the Fourth Proportional to 303,146.08, 454,594 and 103,482.56

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Solution

The fourth proportional to 303,146.08, 454,594 and 103,482.56 is: 155,181.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,146.08 : 454,594 = 103,482.56 : x
  2. Step 2: Convert to fraction form
    303,146.08/454,594 = 103,482.56/x
  3. Step 3: Cross multiply
    303,146.08x = 454,594 × 103,482.56
  4. Step 4: Simplify right side
    303,146.08x = 47,042,550,880.64
  5. Step 5: Solve for x
    x = 47,042,550,880.64/303,146.08
  6. Step 6: Final answer
    x = 155,181.13

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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.