Home / 454,080.09-626,630.68-263,204.20

Finding the Fourth Proportional to 454,080.09, 626,630.68 and 263,204.20

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Solution

The fourth proportional to 454,080.09, 626,630.68 and 263,204.20 is: 363,221.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,080.09 : 626,630.68 = 263,204.20 : x
  2. Step 2: Convert to fraction form
    454,080.09/626,630.68 = 263,204.20/x
  3. Step 3: Cross multiply
    454,080.09x = 626,630.68 × 263,204.20
  4. Step 4: Simplify right side
    454,080.09x = 164,931,827,937.15
  5. Step 5: Solve for x
    x = 164,931,827,937.15/454,080.09
  6. Step 6: Final answer
    x = 363,221.89

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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.