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Finding the Fourth Proportional to 4,907,953.62, 7,364,999.52 and 1,875,578.49

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Solution

The fourth proportional to 4,907,953.62, 7,364,999.52 and 1,875,578.49 is: 2,814,540.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,907,953.62 : 7,364,999.52 = 1,875,578.49 : x
  2. Step 2: Convert to fraction form
    4,907,953.62/7,364,999.52 = 1,875,578.49/x
  3. Step 3: Cross multiply
    4,907,953.62x = 7,364,999.52 × 1,875,578.49
  4. Step 4: Simplify right side
    4,907,953.62x = 13,813,634,678,572.32
  5. Step 5: Solve for x
    x = 13,813,634,678,572.32/4,907,953.62
  6. Step 6: Final answer
    x = 2,814,540.59

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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.