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Finding the Fourth Proportional to 483,430.68, 725,071.14 and 246,948.12

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Solution

The fourth proportional to 483,430.68, 725,071.14 and 246,948.12 is: 370,383.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,430.68 : 725,071.14 = 246,948.12 : x
  2. Step 2: Convert to fraction form
    483,430.68/725,071.14 = 246,948.12/x
  3. Step 3: Cross multiply
    483,430.68x = 725,071.14 × 246,948.12
  4. Step 4: Simplify right side
    483,430.68x = 179,054,954,889.26
  5. Step 5: Solve for x
    x = 179,054,954,889.26/483,430.68
  6. Step 6: Final answer
    x = 370,383.93

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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.