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Finding the Fourth Proportional to 461,503.74, 692,222.84 and 124,563.58

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Solution

The fourth proportional to 461,503.74, 692,222.84 and 124,563.58 is: 186,836.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,503.74 : 692,222.84 = 124,563.58 : x
  2. Step 2: Convert to fraction form
    461,503.74/692,222.84 = 124,563.58/x
  3. Step 3: Cross multiply
    461,503.74x = 692,222.84 × 124,563.58
  4. Step 4: Simplify right side
    461,503.74x = 86,225,755,108.17
  5. Step 5: Solve for x
    x = 86,225,755,108.17/461,503.74
  6. Step 6: Final answer
    x = 186,836.53

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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.