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Finding the Fourth Proportional to 364,364.16, 546,530.73 and 124,499.61

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Solution

The fourth proportional to 364,364.16, 546,530.73 and 124,499.61 is: 186,744.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,364.16 : 546,530.73 = 124,499.61 : x
  2. Step 2: Convert to fraction form
    364,364.16/546,530.73 = 124,499.61/x
  3. Step 3: Cross multiply
    364,364.16x = 546,530.73 × 124,499.61
  4. Step 4: Simplify right side
    364,364.16x = 68,042,862,738.02
  5. Step 5: Solve for x
    x = 68,042,862,738.02/364,364.16
  6. Step 6: Final answer
    x = 186,744.12

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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.