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Finding the Fourth Proportional to 436,094.20, 609,132.20 and 436,094.20

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Solution

The fourth proportional to 436,094.20, 609,132.20 and 436,094.20 is: 609,132.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,094.20 : 609,132.20 = 436,094.20 : x
  2. Step 2: Convert to fraction form
    436,094.20/609,132.20 = 436,094.20/x
  3. Step 3: Cross multiply
    436,094.20x = 609,132.20 × 436,094.20
  4. Step 4: Simplify right side
    436,094.20x = 265,639,019,453.24
  5. Step 5: Solve for x
    x = 265,639,019,453.24/436,094.20
  6. Step 6: Final answer
    x = 609,132.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.