Home / 454,130.96-626,720.20-252,926.96

Finding the Fourth Proportional to 454,130.96, 626,720.20 and 252,926.96

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Solution

The fourth proportional to 454,130.96, 626,720.20 and 252,926.96 is: 349,050.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,130.96 : 626,720.20 = 252,926.96 : x
  2. Step 2: Convert to fraction form
    454,130.96/626,720.20 = 252,926.96/x
  3. Step 3: Cross multiply
    454,130.96x = 626,720.20 × 252,926.96
  4. Step 4: Simplify right side
    454,130.96x = 158,514,434,956.59
  5. Step 5: Solve for x
    x = 158,514,434,956.59/454,130.96
  6. Step 6: Final answer
    x = 349,050.05

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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.