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Finding the Fourth Proportional to 508,072.02, 762,236.17 and 358,604.24

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Solution

The fourth proportional to 508,072.02, 762,236.17 and 358,604.24 is: 537,996.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,072.02 : 762,236.17 = 358,604.24 : x
  2. Step 2: Convert to fraction form
    508,072.02/762,236.17 = 358,604.24/x
  3. Step 3: Cross multiply
    508,072.02x = 762,236.17 × 358,604.24
  4. Step 4: Simplify right side
    508,072.02x = 273,341,122,443.36
  5. Step 5: Solve for x
    x = 273,341,122,443.36/508,072.02
  6. Step 6: Final answer
    x = 537,996.80

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Double scale
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Similar ratio
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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.