Home / 436,220.64-601,984.56-245,234.40

Finding the Fourth Proportional to 436,220.64, 601,984.56 and 245,234.40

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Solution

The fourth proportional to 436,220.64, 601,984.56 and 245,234.40 is: 338,423.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,220.64 : 601,984.56 = 245,234.40 : x
  2. Step 2: Convert to fraction form
    436,220.64/601,984.56 = 245,234.40/x
  3. Step 3: Cross multiply
    436,220.64x = 601,984.56 × 245,234.40
  4. Step 4: Simplify right side
    436,220.64x = 147,627,322,380.86
  5. Step 5: Solve for x
    x = 147,627,322,380.86/436,220.64
  6. Step 6: Final answer
    x = 338,423.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.