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Finding the Fourth Proportional to 536,640.10, 804,960.15 and 241,728.10

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Solution

The fourth proportional to 536,640.10, 804,960.15 and 241,728.10 is: 362,592.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,640.10 : 804,960.15 = 241,728.10 : x
  2. Step 2: Convert to fraction form
    536,640.10/804,960.15 = 241,728.10/x
  3. Step 3: Cross multiply
    536,640.10x = 804,960.15 × 241,728.10
  4. Step 4: Simplify right side
    536,640.10x = 194,581,487,635.22
  5. Step 5: Solve for x
    x = 194,581,487,635.22/536,640.10
  6. Step 6: Final answer
    x = 362,592.15

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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.