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Finding the Fourth Proportional to 436,222.81, 601,741.60 and 254,896.21

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Solution

The fourth proportional to 436,222.81, 601,741.60 and 254,896.21 is: 351,613.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,222.81 : 601,741.60 = 254,896.21 : x
  2. Step 2: Convert to fraction form
    436,222.81/601,741.60 = 254,896.21/x
  3. Step 3: Cross multiply
    436,222.81x = 601,741.60 × 254,896.21
  4. Step 4: Simplify right side
    436,222.81x = 153,381,653,239.34
  5. Step 5: Solve for x
    x = 153,381,653,239.34/436,222.81
  6. Step 6: Final answer
    x = 351,613.10

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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.