Home / 994,470.60-1,491,705.90-434,598.60

Finding the Fourth Proportional to 994,470.60, 1,491,705.90 and 434,598.60

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Solution

The fourth proportional to 994,470.60, 1,491,705.90 and 434,598.60 is: 651,897.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,470.60 : 1,491,705.90 = 434,598.60 : x
  2. Step 2: Convert to fraction form
    994,470.60/1,491,705.90 = 434,598.60/x
  3. Step 3: Cross multiply
    994,470.60x = 1,491,705.90 × 434,598.60
  4. Step 4: Simplify right side
    994,470.60x = 648,293,295,751.74
  5. Step 5: Solve for x
    x = 648,293,295,751.74/994,470.60
  6. Step 6: Final answer
    x = 651,897.90

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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.