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Finding the Third Proportional to 285,565.50 and 375,313.50

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Solution

The third proportional to 285,565.50 and 375,313.50 is: 493,267.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    285,565.50 : 375,313.50 = 375,313.50 : x
  2. Step 2: Convert to fraction form
    285,565.50/375,313.50 = 375,313.50/x
  3. Step 3: Cross multiply
    285,565.50x = 375,313.50 × 375,313.50
  4. Step 4: Simplify right side
    285,565.50x = 140,860,223,282.25
  5. Step 5: Solve for x
    x = 140,860,223,282.25/285,565.50
  6. Step 6: Final answer
    x = 493,267.65

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Why These Related Problems?

These problems maintain the same ratio (1.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.