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Finding the Fourth Proportional to 526,582.24, 726,722.48 and 300,233.44

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Solution

The fourth proportional to 526,582.24, 726,722.48 and 300,233.44 is: 414,344.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,582.24 : 726,722.48 = 300,233.44 : x
  2. Step 2: Convert to fraction form
    526,582.24/726,722.48 = 300,233.44/x
  3. Step 3: Cross multiply
    526,582.24x = 726,722.48 × 300,233.44
  4. Step 4: Simplify right side
    526,582.24x = 218,186,390,095.73
  5. Step 5: Solve for x
    x = 218,186,390,095.73/526,582.24
  6. Step 6: Final answer
    x = 414,344.38

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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.