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Finding the Fourth Proportional to 353,539.51, 530,097.75 and 239,827.06

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Solution

The fourth proportional to 353,539.51, 530,097.75 and 239,827.06 is: 359,597.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,539.51 : 530,097.75 = 239,827.06 : x
  2. Step 2: Convert to fraction form
    353,539.51/530,097.75 = 239,827.06/x
  3. Step 3: Cross multiply
    353,539.51x = 530,097.75 × 239,827.06
  4. Step 4: Simplify right side
    353,539.51x = 127,131,784,895.12
  5. Step 5: Solve for x
    x = 127,131,784,895.12/353,539.51
  6. Step 6: Final answer
    x = 359,597.11

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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.