Home / 1,651,515.60-2,477,345.40-453,406.80

Finding the Fourth Proportional to 1,651,515.60, 2,477,345.40 and 453,406.80

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Solution

The fourth proportional to 1,651,515.60, 2,477,345.40 and 453,406.80 is: 680,129.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,651,515.60 : 2,477,345.40 = 453,406.80 : x
  2. Step 2: Convert to fraction form
    1,651,515.60/2,477,345.40 = 453,406.80/x
  3. Step 3: Cross multiply
    1,651,515.60x = 2,477,345.40 × 453,406.80
  4. Step 4: Simplify right side
    1,651,515.60x = 1,123,245,250,308.72
  5. Step 5: Solve for x
    x = 1,123,245,250,308.72/1,651,515.60
  6. Step 6: Final answer
    x = 680,129.97

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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.