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Finding the Fourth Proportional to 474,007.08, 710,940.72 and 174,418.08

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Solution

The fourth proportional to 474,007.08, 710,940.72 and 174,418.08 is: 261,601.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,007.08 : 710,940.72 = 174,418.08 : x
  2. Step 2: Convert to fraction form
    474,007.08/710,940.72 = 174,418.08/x
  3. Step 3: Cross multiply
    474,007.08x = 710,940.72 × 174,418.08
  4. Step 4: Simplify right side
    474,007.08x = 124,000,915,376.22
  5. Step 5: Solve for x
    x = 124,000,915,376.22/474,007.08
  6. Step 6: Final answer
    x = 261,601.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.