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Finding the Fourth Proportional to 6,082.40, 9,123.60 and 5,823.20

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Solution

The fourth proportional to 6,082.40, 9,123.60 and 5,823.20 is: 8,734.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,082.40 : 9,123.60 = 5,823.20 : x
  2. Step 2: Convert to fraction form
    6,082.40/9,123.60 = 5,823.20/x
  3. Step 3: Cross multiply
    6,082.40x = 9,123.60 × 5,823.20
  4. Step 4: Simplify right side
    6,082.40x = 53,128,547.52
  5. Step 5: Solve for x
    x = 53,128,547.52/6,082.40
  6. Step 6: Final answer
    x = 8,734.80

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1.5x scale

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.