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Finding the Fourth Proportional to 469,675.98, 648,213.93 and 263,023.07

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Solution

The fourth proportional to 469,675.98, 648,213.93 and 263,023.07 is: 363,006.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,675.98 : 648,213.93 = 263,023.07 : x
  2. Step 2: Convert to fraction form
    469,675.98/648,213.93 = 263,023.07/x
  3. Step 3: Cross multiply
    469,675.98x = 648,213.93 × 263,023.07
  4. Step 4: Simplify right side
    469,675.98x = 170,495,214,644.30
  5. Step 5: Solve for x
    x = 170,495,214,644.30/469,675.98
  6. Step 6: Final answer
    x = 363,006.03

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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.