Home / 587,769.33-880,916.07-317,886.71

Finding the Fourth Proportional to 587,769.33, 880,916.07 and 317,886.71

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Solution

The fourth proportional to 587,769.33, 880,916.07 and 317,886.71 is: 476,430.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,769.33 : 880,916.07 = 317,886.71 : x
  2. Step 2: Convert to fraction form
    587,769.33/880,916.07 = 317,886.71/x
  3. Step 3: Cross multiply
    587,769.33x = 880,916.07 × 317,886.71
  4. Step 4: Simplify right side
    587,769.33x = 280,031,513,021.08
  5. Step 5: Solve for x
    x = 280,031,513,021.08/587,769.33
  6. Step 6: Final answer
    x = 476,430.97

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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.