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Finding the Fourth Proportional to 353,117.10, 529,675.65 and 353,117.10

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Solution

The fourth proportional to 353,117.10, 529,675.65 and 353,117.10 is: 529,675.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,117.10 : 529,675.65 = 353,117.10 : x
  2. Step 2: Convert to fraction form
    353,117.10/529,675.65 = 353,117.10/x
  3. Step 3: Cross multiply
    353,117.10x = 529,675.65 × 353,117.10
  4. Step 4: Simplify right side
    353,117.10x = 187,037,529,468.62
  5. Step 5: Solve for x
    x = 187,037,529,468.62/353,117.10
  6. Step 6: Final answer
    x = 529,675.65

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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.