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Finding the Fourth Proportional to 593,259.12, 889,665.12 and 214,078.68

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Solution

The fourth proportional to 593,259.12, 889,665.12 and 214,078.68 is: 321,037.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,259.12 : 889,665.12 = 214,078.68 : x
  2. Step 2: Convert to fraction form
    593,259.12/889,665.12 = 214,078.68/x
  3. Step 3: Cross multiply
    593,259.12x = 889,665.12 × 214,078.68
  4. Step 4: Simplify right side
    593,259.12x = 190,458,334,531.64
  5. Step 5: Solve for x
    x = 190,458,334,531.64/593,259.12
  6. Step 6: Final answer
    x = 321,037.35

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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.