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Finding the Fourth Proportional to 461,493.50, 692,207.44 and 124,553.34

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Solution

The fourth proportional to 461,493.50, 692,207.44 and 124,553.34 is: 186,821.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,493.50 : 692,207.44 = 124,553.34 : x
  2. Step 2: Convert to fraction form
    461,493.50/692,207.44 = 124,553.34/x
  3. Step 3: Cross multiply
    461,493.50x = 692,207.44 × 124,553.34
  4. Step 4: Simplify right side
    461,493.50x = 86,216,748,313.47
  5. Step 5: Solve for x
    x = 86,216,748,313.47/461,493.50
  6. Step 6: Final answer
    x = 186,821.16

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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.