Home / 623,021.75-934,519.19-173,730.65

Finding the Fourth Proportional to 623,021.75, 934,519.19 and 173,730.65

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Solution

The fourth proportional to 623,021.75, 934,519.19 and 173,730.65 is: 260,592.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,021.75 : 934,519.19 = 173,730.65 : x
  2. Step 2: Convert to fraction form
    623,021.75/934,519.19 = 173,730.65/x
  3. Step 3: Cross multiply
    623,021.75x = 934,519.19 × 173,730.65
  4. Step 4: Simplify right side
    623,021.75x = 162,354,622,077.90
  5. Step 5: Solve for x
    x = 162,354,622,077.90/623,021.75
  6. Step 6: Final answer
    x = 260,592.22

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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.