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Finding the Fourth Proportional to 547,601.29, 755,673.87 and 302,582.16

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Solution

The fourth proportional to 547,601.29, 755,673.87 and 302,582.16 is: 417,554.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,601.29 : 755,673.87 = 302,582.16 : x
  2. Step 2: Convert to fraction form
    547,601.29/755,673.87 = 302,582.16/x
  3. Step 3: Cross multiply
    547,601.29x = 755,673.87 × 302,582.16
  4. Step 4: Simplify right side
    547,601.29x = 228,653,431,840.16
  5. Step 5: Solve for x
    x = 228,653,431,840.16/547,601.29
  6. Step 6: Final answer
    x = 417,554.59

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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.