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Finding the Fourth Proportional to 441,688, 662,532 and 109,264

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Solution

The fourth proportional to 441,688, 662,532 and 109,264 is: 163,896

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,688 : 662,532 = 109,264 : x
  2. Step 2: Convert to fraction form
    441,688/662,532 = 109,264/x
  3. Step 3: Cross multiply
    441,688x = 662,532 × 109,264
  4. Step 4: Simplify right side
    441,688x = 72,390,896,448
  5. Step 5: Solve for x
    x = 72,390,896,448/441,688
  6. Step 6: Final answer
    x = 163,896

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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.