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Finding the Fourth Proportional to 246,707.93, 340,459.76 and 144,735.15

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Solution

The fourth proportional to 246,707.93, 340,459.76 and 144,735.15 is: 199,736.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,707.93 : 340,459.76 = 144,735.15 : x
  2. Step 2: Convert to fraction form
    246,707.93/340,459.76 = 144,735.15/x
  3. Step 3: Cross multiply
    246,707.93x = 340,459.76 × 144,735.15
  4. Step 4: Simplify right side
    246,707.93x = 49,276,495,256.99
  5. Step 5: Solve for x
    x = 49,276,495,256.99/246,707.93
  6. Step 6: Final answer
    x = 199,736.17

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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.