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Finding the Fourth Proportional to 540,727.26, 746,208.48 and 299,026.23

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Solution

The fourth proportional to 540,727.26, 746,208.48 and 299,026.23 is: 412,658.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,727.26 : 746,208.48 = 299,026.23 : x
  2. Step 2: Convert to fraction form
    540,727.26/746,208.48 = 299,026.23/x
  3. Step 3: Cross multiply
    540,727.26x = 746,208.48 × 299,026.23
  4. Step 4: Simplify right side
    540,727.26x = 223,135,908,568.43
  5. Step 5: Solve for x
    x = 223,135,908,568.43/540,727.26
  6. Step 6: Final answer
    x = 412,658.89

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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.