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Finding the Fourth Proportional to 504,015.60, 695,541.29 and 277,661.10

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Solution

The fourth proportional to 504,015.60, 695,541.29 and 277,661.10 is: 383,172.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,015.60 : 695,541.29 = 277,661.10 : x
  2. Step 2: Convert to fraction form
    504,015.60/695,541.29 = 277,661.10/x
  3. Step 3: Cross multiply
    504,015.60x = 695,541.29 × 277,661.10
  4. Step 4: Simplify right side
    504,015.60x = 193,124,759,676.82
  5. Step 5: Solve for x
    x = 193,124,759,676.82/504,015.60
  6. Step 6: Final answer
    x = 383,172.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.