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Finding the Fourth Proportional to 469,023.60, 702,498.60 and 363,010.80

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Solution

The fourth proportional to 469,023.60, 702,498.60 and 363,010.80 is: 543,713.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,023.60 : 702,498.60 = 363,010.80 : x
  2. Step 2: Convert to fraction form
    469,023.60/702,498.60 = 363,010.80/x
  3. Step 3: Cross multiply
    469,023.60x = 702,498.60 × 363,010.80
  4. Step 4: Simplify right side
    469,023.60x = 255,014,578,784.88
  5. Step 5: Solve for x
    x = 255,014,578,784.88/469,023.60
  6. Step 6: Final answer
    x = 543,713.75

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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.