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Finding the Fourth Proportional to 8,575,978.75, 11,834,873.96 and 4,708,750.39

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Solution

The fourth proportional to 8,575,978.75, 11,834,873.96 and 4,708,750.39 is: 6,498,088.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,575,978.75 : 11,834,873.96 = 4,708,750.39 : x
  2. Step 2: Convert to fraction form
    8,575,978.75/11,834,873.96 = 4,708,750.39/x
  3. Step 3: Cross multiply
    8,575,978.75x = 11,834,873.96 × 4,708,750.39
  4. Step 4: Simplify right side
    8,575,978.75x = 55,727,467,321,619.91
  5. Step 5: Solve for x
    x = 55,727,467,321,619.91/8,575,978.75
  6. Step 6: Final answer
    x = 6,498,088.32

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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.