Home / 436,262.36-653,226.46-256,199.36

Finding the Fourth Proportional to 436,262.36, 653,226.46 and 256,199.36

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Solution

The fourth proportional to 436,262.36, 653,226.46 and 256,199.36 is: 383,613.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,262.36 : 653,226.46 = 256,199.36 : x
  2. Step 2: Convert to fraction form
    436,262.36/653,226.46 = 256,199.36/x
  3. Step 3: Cross multiply
    436,262.36x = 653,226.46 × 256,199.36
  4. Step 4: Simplify right side
    436,262.36x = 167,356,200,987.07
  5. Step 5: Solve for x
    x = 167,356,200,987.07/436,262.36
  6. Step 6: Final answer
    x = 383,613.66

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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.