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Finding the Fourth Proportional to 519,082.65, 716,211.41 and 292,684.41

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Solution

The fourth proportional to 519,082.65, 716,211.41 and 292,684.41 is: 403,835.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    519,082.65 : 716,211.41 = 292,684.41 : x
  2. Step 2: Convert to fraction form
    519,082.65/716,211.41 = 292,684.41/x
  3. Step 3: Cross multiply
    519,082.65x = 716,211.41 × 292,684.41
  4. Step 4: Simplify right side
    519,082.65x = 209,623,912,507.70
  5. Step 5: Solve for x
    x = 209,623,912,507.70/519,082.65
  6. Step 6: Final answer
    x = 403,835.33

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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.