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Finding the Fourth Proportional to 354,174.44, 488,746.48 and 193,026.04

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Solution

The fourth proportional to 354,174.44, 488,746.48 and 193,026.04 is: 266,368.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,174.44 : 488,746.48 = 193,026.04 : x
  2. Step 2: Convert to fraction form
    354,174.44/488,746.48 = 193,026.04/x
  3. Step 3: Cross multiply
    354,174.44x = 488,746.48 × 193,026.04
  4. Step 4: Simplify right side
    354,174.44x = 94,340,797,598.34
  5. Step 5: Solve for x
    x = 94,340,797,598.34/354,174.44
  6. Step 6: Final answer
    x = 266,368.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.