Home / 624,109.28-861,295.23-365,950.34

Finding the Fourth Proportional to 624,109.28, 861,295.23 and 365,950.34

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Solution

The fourth proportional to 624,109.28, 861,295.23 and 365,950.34 is: 505,025.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,109.28 : 861,295.23 = 365,950.34 : x
  2. Step 2: Convert to fraction form
    624,109.28/861,295.23 = 365,950.34/x
  3. Step 3: Cross multiply
    624,109.28x = 861,295.23 × 365,950.34
  4. Step 4: Simplify right side
    624,109.28x = 315,191,276,122.65
  5. Step 5: Solve for x
    x = 315,191,276,122.65/624,109.28
  6. Step 6: Final answer
    x = 505,025.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.