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Finding the Fourth Proportional to 436,219.50, 601,749.63 and 292,732.86

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Solution

The fourth proportional to 436,219.50, 601,749.63 and 292,732.86 is: 403,814.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,219.50 : 601,749.63 = 292,732.86 : x
  2. Step 2: Convert to fraction form
    436,219.50/601,749.63 = 292,732.86/x
  3. Step 3: Cross multiply
    436,219.50x = 601,749.63 × 292,732.86
  4. Step 4: Simplify right side
    436,219.50x = 176,151,890,193.84
  5. Step 5: Solve for x
    x = 176,151,890,193.84/436,219.50
  6. Step 6: Final answer
    x = 403,814.80

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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.