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Finding the Fourth Proportional to 444,312.68, 613,136.22 and 253,387.52

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Solution

The fourth proportional to 444,312.68, 613,136.22 and 253,387.52 is: 349,666.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,312.68 : 613,136.22 = 253,387.52 : x
  2. Step 2: Convert to fraction form
    444,312.68/613,136.22 = 253,387.52/x
  3. Step 3: Cross multiply
    444,312.68x = 613,136.22 × 253,387.52
  4. Step 4: Simplify right side
    444,312.68x = 155,361,066,207.97
  5. Step 5: Solve for x
    x = 155,361,066,207.97/444,312.68
  6. Step 6: Final answer
    x = 349,666.06

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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.