Home / 403,550.60-556,633.14-252,385.16

Finding the Fourth Proportional to 403,550.60, 556,633.14 and 252,385.16

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Solution

The fourth proportional to 403,550.60, 556,633.14 and 252,385.16 is: 348,124.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,550.60 : 556,633.14 = 252,385.16 : x
  2. Step 2: Convert to fraction form
    403,550.60/556,633.14 = 252,385.16/x
  3. Step 3: Cross multiply
    403,550.60x = 556,633.14 × 252,385.16
  4. Step 4: Simplify right side
    403,550.60x = 140,485,944,100.20
  5. Step 5: Solve for x
    x = 140,485,944,100.20/403,550.60
  6. Step 6: Final answer
    x = 348,124.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.