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Finding the Fourth Proportional to 303,848.04, 455,493.43 and 116,718.60

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Solution

The fourth proportional to 303,848.04, 455,493.43 and 116,718.60 is: 174,970.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,848.04 : 455,493.43 = 116,718.60 : x
  2. Step 2: Convert to fraction form
    303,848.04/455,493.43 = 116,718.60/x
  3. Step 3: Cross multiply
    303,848.04x = 455,493.43 × 116,718.60
  4. Step 4: Simplify right side
    303,848.04x = 53,164,556,656.25
  5. Step 5: Solve for x
    x = 53,164,556,656.25/303,848.04
  6. Step 6: Final answer
    x = 174,970.87

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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.