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Finding the Fourth Proportional to 364,207.80, 546,367.94 and 124,265.46

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Solution

The fourth proportional to 364,207.80, 546,367.94 and 124,265.46 is: 186,417.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,207.80 : 546,367.94 = 124,265.46 : x
  2. Step 2: Convert to fraction form
    364,207.80/546,367.94 = 124,265.46/x
  3. Step 3: Cross multiply
    364,207.80x = 546,367.94 × 124,265.46
  4. Step 4: Simplify right side
    364,207.80x = 67,894,662,772.03
  5. Step 5: Solve for x
    x = 67,894,662,772.03/364,207.80
  6. Step 6: Final answer
    x = 186,417.38

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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.