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Finding the Fourth Proportional to 584,930.32, 877,453.26 and 243,303.64

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Solution

The fourth proportional to 584,930.32, 877,453.26 and 243,303.64 is: 364,979.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,930.32 : 877,453.26 = 243,303.64 : x
  2. Step 2: Convert to fraction form
    584,930.32/877,453.26 = 243,303.64/x
  3. Step 3: Cross multiply
    584,930.32x = 877,453.26 × 243,303.64
  4. Step 4: Simplify right side
    584,930.32x = 213,487,572,087.87
  5. Step 5: Solve for x
    x = 213,487,572,087.87/584,930.32
  6. Step 6: Final answer
    x = 364,979.49

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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.