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Finding the Fourth Proportional to 482,329.35, 723,597.71 and 162,513

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Solution

The fourth proportional to 482,329.35, 723,597.71 and 162,513 is: 243,804.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,329.35 : 723,597.71 = 162,513 : x
  2. Step 2: Convert to fraction form
    482,329.35/723,597.71 = 162,513/x
  3. Step 3: Cross multiply
    482,329.35x = 723,597.71 × 162,513
  4. Step 4: Simplify right side
    482,329.35x = 117,594,034,645.23
  5. Step 5: Solve for x
    x = 117,594,034,645.23/482,329.35
  6. Step 6: Final answer
    x = 243,804.43

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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.