Home / 354,916.91-531,526.65-204,701.81

Finding the Fourth Proportional to 354,916.91, 531,526.65 and 204,701.81

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Solution

The fourth proportional to 354,916.91, 531,526.65 and 204,701.81 is: 306,563.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,916.91 : 531,526.65 = 204,701.81 : x
  2. Step 2: Convert to fraction form
    354,916.91/531,526.65 = 204,701.81/x
  3. Step 3: Cross multiply
    354,916.91x = 531,526.65 × 204,701.81
  4. Step 4: Simplify right side
    354,916.91x = 108,804,464,660.60
  5. Step 5: Solve for x
    x = 108,804,464,660.60/354,916.91
  6. Step 6: Final answer
    x = 306,563.21

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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.