Home / 868,636.76-1,303,127.34-269,572.34

Finding the Fourth Proportional to 868,636.76, 1,303,127.34 and 269,572.34

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Solution

The fourth proportional to 868,636.76, 1,303,127.34 and 269,572.34 is: 404,411.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,636.76 : 1,303,127.34 = 269,572.34 : x
  2. Step 2: Convert to fraction form
    868,636.76/1,303,127.34 = 269,572.34/x
  3. Step 3: Cross multiply
    868,636.76x = 1,303,127.34 × 269,572.34
  4. Step 4: Simplify right side
    868,636.76x = 351,287,086,361.78
  5. Step 5: Solve for x
    x = 351,287,086,361.78/868,636.76
  6. Step 6: Final answer
    x = 404,411.95

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Double scale
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1.5x scale

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.