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Finding the Fourth Proportional to 623,036.90, 934,541.94 and 173,745.80

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Solution

The fourth proportional to 623,036.90, 934,541.94 and 173,745.80 is: 260,614.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,036.90 : 934,541.94 = 173,745.80 : x
  2. Step 2: Convert to fraction form
    623,036.90/934,541.94 = 173,745.80/x
  3. Step 3: Cross multiply
    623,036.90x = 934,541.94 × 173,745.80
  4. Step 4: Simplify right side
    623,036.90x = 162,372,736,998.85
  5. Step 5: Solve for x
    x = 162,372,736,998.85/623,036.90
  6. Step 6: Final answer
    x = 260,614.96

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