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Finding the Fourth Proportional to 202,989.94, 304,514.08 and 62,759.50

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Solution

The fourth proportional to 202,989.94, 304,514.08 and 62,759.50 is: 94,148.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,989.94 : 304,514.08 = 62,759.50 : x
  2. Step 2: Convert to fraction form
    202,989.94/304,514.08 = 62,759.50/x
  3. Step 3: Cross multiply
    202,989.94x = 304,514.08 × 62,759.50
  4. Step 4: Simplify right side
    202,989.94x = 19,111,151,403.76
  5. Step 5: Solve for x
    x = 19,111,151,403.76/202,989.94
  6. Step 6: Final answer
    x = 94,148.27

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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.