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Finding the Fourth Proportional to 702,386.17, 969,292.93 and 380,096.27

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Solution

The fourth proportional to 702,386.17, 969,292.93 and 380,096.27 is: 524,532.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,386.17 : 969,292.93 = 380,096.27 : x
  2. Step 2: Convert to fraction form
    702,386.17/969,292.93 = 380,096.27/x
  3. Step 3: Cross multiply
    702,386.17x = 969,292.93 × 380,096.27
  4. Step 4: Simplify right side
    702,386.17x = 368,424,627,230.37
  5. Step 5: Solve for x
    x = 368,424,627,230.37/702,386.17
  6. Step 6: Final answer
    x = 524,532.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.