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Finding the Fourth Proportional to 526,110.08, 726,032 and 284,392

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Solution

The fourth proportional to 526,110.08, 726,032 and 284,392 is: 392,461.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,110.08 : 726,032 = 284,392 : x
  2. Step 2: Convert to fraction form
    526,110.08/726,032 = 284,392/x
  3. Step 3: Cross multiply
    526,110.08x = 726,032 × 284,392
  4. Step 4: Simplify right side
    526,110.08x = 206,477,692,544
  5. Step 5: Solve for x
    x = 206,477,692,544/526,110.08
  6. Step 6: Final answer
    x = 392,461.01

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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.