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Finding the Fourth Proportional to 445,353, 614,570.67 and 241,399.53

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Solution

The fourth proportional to 445,353, 614,570.67 and 241,399.53 is: 333,122.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,353 : 614,570.67 = 241,399.53 : x
  2. Step 2: Convert to fraction form
    445,353/614,570.67 = 241,399.53/x
  3. Step 3: Cross multiply
    445,353x = 614,570.67 × 241,399.53
  4. Step 4: Simplify right side
    445,353x = 148,357,070,889.79
  5. Step 5: Solve for x
    x = 148,357,070,889.79/445,353
  6. Step 6: Final answer
    x = 333,122.42

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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.