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Finding the Fourth Proportional to 461,606.58, 692,444.89 and 124,642.33

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Solution

The fourth proportional to 461,606.58, 692,444.89 and 124,642.33 is: 186,972.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,606.58 : 692,444.89 = 124,642.33 : x
  2. Step 2: Convert to fraction form
    461,606.58/692,444.89 = 124,642.33/x
  3. Step 3: Cross multiply
    461,606.58x = 692,444.89 × 124,642.33
  4. Step 4: Simplify right side
    461,606.58x = 86,307,943,066.69
  5. Step 5: Solve for x
    x = 86,307,943,066.69/461,606.58
  6. Step 6: Final answer
    x = 186,972.95

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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.