Home / 994,468.60-1,491,702.90-434,596.60

Finding the Fourth Proportional to 994,468.60, 1,491,702.90 and 434,596.60

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Solution

The fourth proportional to 994,468.60, 1,491,702.90 and 434,596.60 is: 651,894.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,468.60 : 1,491,702.90 = 434,596.60 : x
  2. Step 2: Convert to fraction form
    994,468.60/1,491,702.90 = 434,596.60/x
  3. Step 3: Cross multiply
    994,468.60x = 1,491,702.90 × 434,596.60
  4. Step 4: Simplify right side
    994,468.60x = 648,289,008,550.14
  5. Step 5: Solve for x
    x = 648,289,008,550.14/994,468.60
  6. Step 6: Final answer
    x = 651,894.90

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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.