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Finding the Fourth Proportional to 504,473.50, 695,779.59 and 323,202.25

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Solution

The fourth proportional to 504,473.50, 695,779.59 and 323,202.25 is: 445,766.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,473.50 : 695,779.59 = 323,202.25 : x
  2. Step 2: Convert to fraction form
    504,473.50/695,779.59 = 323,202.25/x
  3. Step 3: Cross multiply
    504,473.50x = 695,779.59 × 323,202.25
  4. Step 4: Simplify right side
    504,473.50x = 224,877,528,992.08
  5. Step 5: Solve for x
    x = 224,877,528,992.08/504,473.50
  6. Step 6: Final answer
    x = 445,766.78

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1.5x scale

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.