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Finding the Fourth Proportional to 504,702.52, 696,313.60 and 323,514.35

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Solution

The fourth proportional to 504,702.52, 696,313.60 and 323,514.35 is: 446,337.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,702.52 : 696,313.60 = 323,514.35 : x
  2. Step 2: Convert to fraction form
    504,702.52/696,313.60 = 323,514.35/x
  3. Step 3: Cross multiply
    504,702.52x = 696,313.60 × 323,514.35
  4. Step 4: Simplify right side
    504,702.52x = 225,267,441,700.16
  5. Step 5: Solve for x
    x = 225,267,441,700.16/504,702.52
  6. Step 6: Final answer
    x = 446,337.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.