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Finding the Fourth Proportional to 628,565.60, 941,811.60 and 535,253.60

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Solution

The fourth proportional to 628,565.60, 941,811.60 and 535,253.60 is: 801,997.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,565.60 : 941,811.60 = 535,253.60 : x
  2. Step 2: Convert to fraction form
    628,565.60/941,811.60 = 535,253.60/x
  3. Step 3: Cross multiply
    628,565.60x = 941,811.60 × 535,253.60
  4. Step 4: Simplify right side
    628,565.60x = 504,108,049,421.76
  5. Step 5: Solve for x
    x = 504,108,049,421.76/628,565.60
  6. Step 6: Final answer
    x = 801,997.52

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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.