Home / 994,400.40-1,491,600.60-434,528.40

Finding the Fourth Proportional to 994,400.40, 1,491,600.60 and 434,528.40

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Solution

The fourth proportional to 994,400.40, 1,491,600.60 and 434,528.40 is: 651,792.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,400.40 : 1,491,600.60 = 434,528.40 : x
  2. Step 2: Convert to fraction form
    994,400.40/1,491,600.60 = 434,528.40/x
  3. Step 3: Cross multiply
    994,400.40x = 1,491,600.60 × 434,528.40
  4. Step 4: Simplify right side
    994,400.40x = 648,142,822,157.04
  5. Step 5: Solve for x
    x = 648,142,822,157.04/994,400.40
  6. Step 6: Final answer
    x = 651,792.60

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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.