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Finding the Fourth Proportional to 503,764.32, 695,124 and 277,424.64

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Solution

The fourth proportional to 503,764.32, 695,124 and 277,424.64 is: 382,807.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,764.32 : 695,124 = 277,424.64 : x
  2. Step 2: Convert to fraction form
    503,764.32/695,124 = 277,424.64/x
  3. Step 3: Cross multiply
    503,764.32x = 695,124 × 277,424.64
  4. Step 4: Simplify right side
    503,764.32x = 192,844,525,455.36
  5. Step 5: Solve for x
    x = 192,844,525,455.36/503,764.32
  6. Step 6: Final answer
    x = 382,807.03

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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.