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Finding the Fourth Proportional to 464,339.01, 696,508.67 and 306,530.56

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Solution

The fourth proportional to 464,339.01, 696,508.67 and 306,530.56 is: 459,795.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,339.01 : 696,508.67 = 306,530.56 : x
  2. Step 2: Convert to fraction form
    464,339.01/696,508.67 = 306,530.56/x
  3. Step 3: Cross multiply
    464,339.01x = 696,508.67 × 306,530.56
  4. Step 4: Simplify right side
    464,339.01x = 213,501,194,296.92
  5. Step 5: Solve for x
    x = 213,501,194,296.92/464,339.01
  6. Step 6: Final answer
    x = 459,795.94

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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.