Home / 846,136-1,269,079.32-277,577.08

Finding the Fourth Proportional to 846,136, 1,269,079.32 and 277,577.08

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Solution

The fourth proportional to 846,136, 1,269,079.32 and 277,577.08 is: 416,324.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,136 : 1,269,079.32 = 277,577.08 : x
  2. Step 2: Convert to fraction form
    846,136/1,269,079.32 = 277,577.08/x
  3. Step 3: Cross multiply
    846,136x = 1,269,079.32 × 277,577.08
  4. Step 4: Simplify right side
    846,136x = 352,267,331,933.99
  5. Step 5: Solve for x
    x = 352,267,331,933.99/846,136
  6. Step 6: Final answer
    x = 416,324.72

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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.