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Finding the Fourth Proportional to 194,640.10, 291,960.15 and 194,640.10

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Solution

The fourth proportional to 194,640.10, 291,960.15 and 194,640.10 is: 291,960.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,640.10 : 291,960.15 = 194,640.10 : x
  2. Step 2: Convert to fraction form
    194,640.10/291,960.15 = 194,640.10/x
  3. Step 3: Cross multiply
    194,640.10x = 291,960.15 × 194,640.10
  4. Step 4: Simplify right side
    194,640.10x = 56,827,152,792.02
  5. Step 5: Solve for x
    x = 56,827,152,792.02/194,640.10
  6. Step 6: Final answer
    x = 291,960.15

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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.