Home / 1,627,638.60-2,441,688.30-505,590.60

Finding the Fourth Proportional to 1,627,638.60, 2,441,688.30 and 505,590.60

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Solution

The fourth proportional to 1,627,638.60, 2,441,688.30 and 505,590.60 is: 758,457.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,627,638.60 : 2,441,688.30 = 505,590.60 : x
  2. Step 2: Convert to fraction form
    1,627,638.60/2,441,688.30 = 505,590.60/x
  3. Step 3: Cross multiply
    1,627,638.60x = 2,441,688.30 × 505,590.60
  4. Step 4: Simplify right side
    1,627,638.60x = 1,234,494,652,609.98
  5. Step 5: Solve for x
    x = 1,234,494,652,609.98/1,627,638.60
  6. Step 6: Final answer
    x = 758,457.47

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Double scale
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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.