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Finding the Fourth Proportional to 609,192.76, 840,654.04 and 333,497.76

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Solution

The fourth proportional to 609,192.76, 840,654.04 and 333,497.76 is: 460,209.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,192.76 : 840,654.04 = 333,497.76 : x
  2. Step 2: Convert to fraction form
    609,192.76/840,654.04 = 333,497.76/x
  3. Step 3: Cross multiply
    609,192.76x = 840,654.04 × 333,497.76
  4. Step 4: Simplify right side
    609,192.76x = 280,356,239,274.95
  5. Step 5: Solve for x
    x = 280,356,239,274.95/609,192.76
  6. Step 6: Final answer
    x = 460,209.41

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Double scale
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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.