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Finding the Fourth Proportional to 577,029.60, 865,544.40 and 577,029.60

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Solution

The fourth proportional to 577,029.60, 865,544.40 and 577,029.60 is: 865,544.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,029.60 : 865,544.40 = 577,029.60 : x
  2. Step 2: Convert to fraction form
    577,029.60/865,544.40 = 577,029.60/x
  3. Step 3: Cross multiply
    577,029.60x = 865,544.40 × 577,029.60
  4. Step 4: Simplify right side
    577,029.60x = 499,444,738,914.24
  5. Step 5: Solve for x
    x = 499,444,738,914.24/577,029.60
  6. Step 6: Final answer
    x = 865,544.40

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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.