Home / 436,191.40-654,287.10-366,207.40

Finding the Fourth Proportional to 436,191.40, 654,287.10 and 366,207.40

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Solution

The fourth proportional to 436,191.40, 654,287.10 and 366,207.40 is: 549,311.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,191.40 : 654,287.10 = 366,207.40 : x
  2. Step 2: Convert to fraction form
    436,191.40/654,287.10 = 366,207.40/x
  3. Step 3: Cross multiply
    436,191.40x = 654,287.10 × 366,207.40
  4. Step 4: Simplify right side
    436,191.40x = 239,604,777,744.54
  5. Step 5: Solve for x
    x = 239,604,777,744.54/436,191.40
  6. Step 6: Final answer
    x = 549,311.10

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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.