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Finding the Fourth Proportional to 296,000.40, 444,058.20 and 127,520.40

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Solution

The fourth proportional to 296,000.40, 444,058.20 and 127,520.40 is: 191,305.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,000.40 : 444,058.20 = 127,520.40 : x
  2. Step 2: Convert to fraction form
    296,000.40/444,058.20 = 127,520.40/x
  3. Step 3: Cross multiply
    296,000.40x = 444,058.20 × 127,520.40
  4. Step 4: Simplify right side
    296,000.40x = 56,626,479,287.28
  5. Step 5: Solve for x
    x = 56,626,479,287.28/296,000.40
  6. Step 6: Final answer
    x = 191,305.41

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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.