Home / 587,769.56-880,916.43-317,886.95

Finding the Fourth Proportional to 587,769.56, 880,916.43 and 317,886.95

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Solution

The fourth proportional to 587,769.56, 880,916.43 and 317,886.95 is: 476,431.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,769.56 : 880,916.43 = 317,886.95 : x
  2. Step 2: Convert to fraction form
    587,769.56/880,916.43 = 317,886.95/x
  3. Step 3: Cross multiply
    587,769.56x = 880,916.43 × 317,886.95
  4. Step 4: Simplify right side
    587,769.56x = 280,031,832,733.01
  5. Step 5: Solve for x
    x = 280,031,832,733.01/587,769.56
  6. Step 6: Final answer
    x = 476,431.33

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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.