Home / 436,261.36-653,224.96-256,198.36

Finding the Fourth Proportional to 436,261.36, 653,224.96 and 256,198.36

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Solution

The fourth proportional to 436,261.36, 653,224.96 and 256,198.36 is: 383,612.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,261.36 : 653,224.96 = 256,198.36 : x
  2. Step 2: Convert to fraction form
    436,261.36/653,224.96 = 256,198.36/x
  3. Step 3: Cross multiply
    436,261.36x = 653,224.96 × 256,198.36
  4. Step 4: Simplify right side
    436,261.36x = 167,355,163,463.07
  5. Step 5: Solve for x
    x = 167,355,163,463.07/436,261.36
  6. Step 6: Final answer
    x = 383,612.16

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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.