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Finding the Fourth Proportional to 585,321.52, 877,379.64 and 230,191.60

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Solution

The fourth proportional to 585,321.52, 877,379.64 and 230,191.60 is: 345,050.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,321.52 : 877,379.64 = 230,191.60 : x
  2. Step 2: Convert to fraction form
    585,321.52/877,379.64 = 230,191.60/x
  3. Step 3: Cross multiply
    585,321.52x = 877,379.64 × 230,191.60
  4. Step 4: Simplify right side
    585,321.52x = 201,965,423,139.02
  5. Step 5: Solve for x
    x = 201,965,423,139.02/585,321.52
  6. Step 6: Final answer
    x = 345,050.40

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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.