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Finding the Fourth Proportional to 624,283.08, 936,402.72 and 175,000.38

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Solution

The fourth proportional to 624,283.08, 936,402.72 and 175,000.38 is: 262,494.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,283.08 : 936,402.72 = 175,000.38 : x
  2. Step 2: Convert to fraction form
    624,283.08/936,402.72 = 175,000.38/x
  3. Step 3: Cross multiply
    624,283.08x = 936,402.72 × 175,000.38
  4. Step 4: Simplify right side
    624,283.08x = 163,870,831,833.03
  5. Step 5: Solve for x
    x = 163,870,831,833.03/624,283.08
  6. Step 6: Final answer
    x = 262,494.43

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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.