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Finding the Fourth Proportional to 195,435.40, 264,045.16 and 195,435.40

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Solution

The fourth proportional to 195,435.40, 264,045.16 and 195,435.40 is: 264,045.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,435.40 : 264,045.16 = 195,435.40 : x
  2. Step 2: Convert to fraction form
    195,435.40/264,045.16 = 195,435.40/x
  3. Step 3: Cross multiply
    195,435.40x = 264,045.16 × 195,435.40
  4. Step 4: Simplify right side
    195,435.40x = 51,603,770,485.49
  5. Step 5: Solve for x
    x = 51,603,770,485.49/195,435.40
  6. Step 6: Final answer
    x = 264,045.16

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Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.