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Finding the Fourth Proportional to 323,868.29, 484,842.87 and 240,004.89

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Solution

The fourth proportional to 323,868.29, 484,842.87 and 240,004.89 is: 359,296.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,868.29 : 484,842.87 = 240,004.89 : x
  2. Step 2: Convert to fraction form
    323,868.29/484,842.87 = 240,004.89/x
  3. Step 3: Cross multiply
    323,868.29x = 484,842.87 × 240,004.89
  4. Step 4: Simplify right side
    323,868.29x = 116,364,659,681.63
  5. Step 5: Solve for x
    x = 116,364,659,681.63/323,868.29
  6. Step 6: Final answer
    x = 359,296.25

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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.