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Finding the Fourth Proportional to 323,064.34, 484,629.65 and 123,552.53

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Solution

The fourth proportional to 323,064.34, 484,629.65 and 123,552.53 is: 185,341.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,064.34 : 484,629.65 = 123,552.53 : x
  2. Step 2: Convert to fraction form
    323,064.34/484,629.65 = 123,552.53/x
  3. Step 3: Cross multiply
    323,064.34x = 484,629.65 × 123,552.53
  4. Step 4: Simplify right side
    323,064.34x = 59,877,219,370.51
  5. Step 5: Solve for x
    x = 59,877,219,370.51/323,064.34
  6. Step 6: Final answer
    x = 185,341.47

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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.