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Finding the Fourth Proportional to 368,560.92, 552,779.72 and 102,348.35

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Solution

The fourth proportional to 368,560.92, 552,779.72 and 102,348.35 is: 153,505.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,560.92 : 552,779.72 = 102,348.35 : x
  2. Step 2: Convert to fraction form
    368,560.92/552,779.72 = 102,348.35/x
  3. Step 3: Cross multiply
    368,560.92x = 552,779.72 × 102,348.35
  4. Step 4: Simplify right side
    368,560.92x = 56,576,092,255.46
  5. Step 5: Solve for x
    x = 56,576,092,255.46/368,560.92
  6. Step 6: Final answer
    x = 153,505.40

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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.