Home / 464,228.20-696,342.30-436,234.60

Finding the Fourth Proportional to 464,228.20, 696,342.30 and 436,234.60

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Solution

The fourth proportional to 464,228.20, 696,342.30 and 436,234.60 is: 654,351.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,228.20 : 696,342.30 = 436,234.60 : x
  2. Step 2: Convert to fraction form
    464,228.20/696,342.30 = 436,234.60/x
  3. Step 3: Cross multiply
    464,228.20x = 696,342.30 × 436,234.60
  4. Step 4: Simplify right side
    464,228.20x = 303,768,604,703.58
  5. Step 5: Solve for x
    x = 303,768,604,703.58/464,228.20
  6. Step 6: Final answer
    x = 654,351.90

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Double scale
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Similar ratio
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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.