Home / 307,916.10-425,040.75-264,722.58

Finding the Fourth Proportional to 307,916.10, 425,040.75 and 264,722.58

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Solution

The fourth proportional to 307,916.10, 425,040.75 and 264,722.58 is: 365,417.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,916.10 : 425,040.75 = 264,722.58 : x
  2. Step 2: Convert to fraction form
    307,916.10/425,040.75 = 264,722.58/x
  3. Step 3: Cross multiply
    307,916.10x = 425,040.75 × 264,722.58
  4. Step 4: Simplify right side
    307,916.10x = 112,517,883,945.14
  5. Step 5: Solve for x
    x = 112,517,883,945.14/307,916.10
  6. Step 6: Final answer
    x = 365,417.35

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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.