Home / 994,404.40-1,491,606.60-434,532.40

Finding the Fourth Proportional to 994,404.40, 1,491,606.60 and 434,532.40

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Solution

The fourth proportional to 994,404.40, 1,491,606.60 and 434,532.40 is: 651,798.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,404.40 : 1,491,606.60 = 434,532.40 : x
  2. Step 2: Convert to fraction form
    994,404.40/1,491,606.60 = 434,532.40/x
  3. Step 3: Cross multiply
    994,404.40x = 1,491,606.60 × 434,532.40
  4. Step 4: Simplify right side
    994,404.40x = 648,151,395,753.84
  5. Step 5: Solve for x
    x = 648,151,395,753.84/994,404.40
  6. Step 6: Final answer
    x = 651,798.60

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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.