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Finding the Fourth Proportional to 296,000.90, 444,058.95 and 127,520.90

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Solution

The fourth proportional to 296,000.90, 444,058.95 and 127,520.90 is: 191,306.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,000.90 : 444,058.95 = 127,520.90 : x
  2. Step 2: Convert to fraction form
    296,000.90/444,058.95 = 127,520.90/x
  3. Step 3: Cross multiply
    296,000.90x = 444,058.95 × 127,520.90
  4. Step 4: Simplify right side
    296,000.90x = 56,626,796,957.06
  5. Step 5: Solve for x
    x = 56,626,796,957.06/296,000.90
  6. Step 6: Final answer
    x = 191,306.16

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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.