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Finding the Fourth Proportional to 503,676.48, 695,074.32 and 277,322.52

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Solution

The fourth proportional to 503,676.48, 695,074.32 and 277,322.52 is: 382,705.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,676.48 : 695,074.32 = 277,322.52 : x
  2. Step 2: Convert to fraction form
    503,676.48/695,074.32 = 277,322.52/x
  3. Step 3: Cross multiply
    503,676.48x = 695,074.32 × 277,322.52
  4. Step 4: Simplify right side
    503,676.48x = 192,759,762,009.69
  5. Step 5: Solve for x
    x = 192,759,762,009.69/503,676.48
  6. Step 6: Final answer
    x = 382,705.51

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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.