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Finding the Fourth Proportional to 454,233.52, 626,703.50 and 263,210

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Solution

The fourth proportional to 454,233.52, 626,703.50 and 263,210 is: 363,149.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,233.52 : 626,703.50 = 263,210 : x
  2. Step 2: Convert to fraction form
    454,233.52/626,703.50 = 263,210/x
  3. Step 3: Cross multiply
    454,233.52x = 626,703.50 × 263,210
  4. Step 4: Simplify right side
    454,233.52x = 164,954,628,235
  5. Step 5: Solve for x
    x = 164,954,628,235/454,233.52
  6. Step 6: Final answer
    x = 363,149.40

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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.