Home / 454,208.16-626,814.55-250,256.13

Finding the Fourth Proportional to 454,208.16, 626,814.55 and 250,256.13

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Solution

The fourth proportional to 454,208.16, 626,814.55 and 250,256.13 is: 345,357.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,208.16 : 626,814.55 = 250,256.13 : x
  2. Step 2: Convert to fraction form
    454,208.16/626,814.55 = 250,256.13/x
  3. Step 3: Cross multiply
    454,208.16x = 626,814.55 × 250,256.13
  4. Step 4: Simplify right side
    454,208.16x = 156,864,184,998.79
  5. Step 5: Solve for x
    x = 156,864,184,998.79/454,208.16
  6. Step 6: Final answer
    x = 345,357.48

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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.