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Finding the Fourth Proportional to 436,586.92, 602,489.08 and 245,600.46

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Solution

The fourth proportional to 436,586.92, 602,489.08 and 245,600.46 is: 338,928.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,586.92 : 602,489.08 = 245,600.46 : x
  2. Step 2: Convert to fraction form
    436,586.92/602,489.08 = 245,600.46/x
  3. Step 3: Cross multiply
    436,586.92x = 602,489.08 × 245,600.46
  4. Step 4: Simplify right side
    436,586.92x = 147,971,595,192.98
  5. Step 5: Solve for x
    x = 147,971,595,192.98/436,586.92
  6. Step 6: Final answer
    x = 338,928.15

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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.