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Finding the Fourth Proportional to 445,484.61, 614,768.43 and 241,542.30

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Solution

The fourth proportional to 445,484.61, 614,768.43 and 241,542.30 is: 333,328.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,484.61 : 614,768.43 = 241,542.30 : x
  2. Step 2: Convert to fraction form
    445,484.61/614,768.43 = 241,542.30/x
  3. Step 3: Cross multiply
    445,484.61x = 614,768.43 × 241,542.30
  4. Step 4: Simplify right side
    445,484.61x = 148,492,583,760.75
  5. Step 5: Solve for x
    x = 148,492,583,760.75/445,484.61
  6. Step 6: Final answer
    x = 333,328.20

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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.