Home / 1,022,529.60-1,533,794.40-274,651.20

Finding the Fourth Proportional to 1,022,529.60, 1,533,794.40 and 274,651.20

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Solution

The fourth proportional to 1,022,529.60, 1,533,794.40 and 274,651.20 is: 411,976.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,529.60 : 1,533,794.40 = 274,651.20 : x
  2. Step 2: Convert to fraction form
    1,022,529.60/1,533,794.40 = 274,651.20/x
  3. Step 3: Cross multiply
    1,022,529.60x = 1,533,794.40 × 274,651.20
  4. Step 4: Simplify right side
    1,022,529.60x = 421,258,472,513.28
  5. Step 5: Solve for x
    x = 421,258,472,513.28/1,022,529.60
  6. Step 6: Final answer
    x = 411,976.80

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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.