Home / 1,008,059.10-1,512,355.95-439,196.10

Finding the Fourth Proportional to 1,008,059.10, 1,512,355.95 and 439,196.10

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Solution

The fourth proportional to 1,008,059.10, 1,512,355.95 and 439,196.10 is: 658,910.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,059.10 : 1,512,355.95 = 439,196.10 : x
  2. Step 2: Convert to fraction form
    1,008,059.10/1,512,355.95 = 439,196.10/x
  3. Step 3: Cross multiply
    1,008,059.10x = 1,512,355.95 × 439,196.10
  4. Step 4: Simplify right side
    1,008,059.10x = 664,220,835,051.80
  5. Step 5: Solve for x
    x = 664,220,835,051.80/1,008,059.10
  6. Step 6: Final answer
    x = 658,910.61

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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.