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Finding the Fourth Proportional to 504,590.64, 757,410.84 and 371,621.04

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Solution

The fourth proportional to 504,590.64, 757,410.84 and 371,621.04 is: 557,818.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,590.64 : 757,410.84 = 371,621.04 : x
  2. Step 2: Convert to fraction form
    504,590.64/757,410.84 = 371,621.04/x
  3. Step 3: Cross multiply
    504,590.64x = 757,410.84 × 371,621.04
  4. Step 4: Simplify right side
    504,590.64x = 281,469,804,068.07
  5. Step 5: Solve for x
    x = 281,469,804,068.07/504,590.64
  6. Step 6: Final answer
    x = 557,818.12

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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.