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Finding the Fourth Proportional to 409,899.70, 614,849.55 and 241,938.10

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Solution

The fourth proportional to 409,899.70, 614,849.55 and 241,938.10 is: 362,907.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,899.70 : 614,849.55 = 241,938.10 : x
  2. Step 2: Convert to fraction form
    409,899.70/614,849.55 = 241,938.10/x
  3. Step 3: Cross multiply
    409,899.70x = 614,849.55 × 241,938.10
  4. Step 4: Simplify right side
    409,899.70x = 148,755,531,912.86
  5. Step 5: Solve for x
    x = 148,755,531,912.86/409,899.70
  6. Step 6: Final answer
    x = 362,907.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.