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Finding the Fourth Proportional to 308,582.32, 463,048.32 and 121,725.04

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Solution

The fourth proportional to 308,582.32, 463,048.32 and 121,725.04 is: 182,656.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,582.32 : 463,048.32 = 121,725.04 : x
  2. Step 2: Convert to fraction form
    308,582.32/463,048.32 = 121,725.04/x
  3. Step 3: Cross multiply
    308,582.32x = 463,048.32 × 121,725.04
  4. Step 4: Simplify right side
    308,582.32x = 56,364,575,273.93
  5. Step 5: Solve for x
    x = 56,364,575,273.93/308,582.32
  6. Step 6: Final answer
    x = 182,656.53

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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.