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Finding the Fourth Proportional to 504,645.77, 753,751.68 and 456,540.50

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Solution

The fourth proportional to 504,645.77, 753,751.68 and 456,540.50 is: 681,900.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,645.77 : 753,751.68 = 456,540.50 : x
  2. Step 2: Convert to fraction form
    504,645.77/753,751.68 = 456,540.50/x
  3. Step 3: Cross multiply
    504,645.77x = 753,751.68 × 456,540.50
  4. Step 4: Simplify right side
    504,645.77x = 344,118,169,035.39
  5. Step 5: Solve for x
    x = 344,118,169,035.39/504,645.77
  6. Step 6: Final answer
    x = 681,900.43

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.