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Finding the Fourth Proportional to 503,886.85, 695,363.81 and 277,532.35

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Solution

The fourth proportional to 503,886.85, 695,363.81 and 277,532.35 is: 382,994.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,886.85 : 695,363.81 = 277,532.35 : x
  2. Step 2: Convert to fraction form
    503,886.85/695,363.81 = 277,532.35/x
  3. Step 3: Cross multiply
    503,886.85x = 695,363.81 × 277,532.35
  4. Step 4: Simplify right side
    503,886.85x = 192,985,949,168.18
  5. Step 5: Solve for x
    x = 192,985,949,168.18/503,886.85
  6. Step 6: Final answer
    x = 382,994.62

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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.