Home / 736,645.60-1,104,385.20-404,221.60

Finding the Fourth Proportional to 736,645.60, 1,104,385.20 and 404,221.60

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Solution

The fourth proportional to 736,645.60, 1,104,385.20 and 404,221.60 is: 606,012.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,645.60 : 1,104,385.20 = 404,221.60 : x
  2. Step 2: Convert to fraction form
    736,645.60/1,104,385.20 = 404,221.60/x
  3. Step 3: Cross multiply
    736,645.60x = 1,104,385.20 × 404,221.60
  4. Step 4: Simplify right side
    736,645.60x = 446,416,352,560.32
  5. Step 5: Solve for x
    x = 446,416,352,560.32/736,645.60
  6. Step 6: Final answer
    x = 606,012.38

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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.