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Finding the Fourth Proportional to 573,165.10, 859,528.95 and 173,673.10

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Solution

The fourth proportional to 573,165.10, 859,528.95 and 173,673.10 is: 260,443.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,165.10 : 859,528.95 = 173,673.10 : x
  2. Step 2: Convert to fraction form
    573,165.10/859,528.95 = 173,673.10/x
  3. Step 3: Cross multiply
    573,165.10x = 859,528.95 × 173,673.10
  4. Step 4: Simplify right side
    573,165.10x = 149,277,057,286.25
  5. Step 5: Solve for x
    x = 149,277,057,286.25/573,165.10
  6. Step 6: Final answer
    x = 260,443.38

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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.