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Finding the Fourth Proportional to 609,084.90, 840,526.98 and 337,146.96

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Solution

The fourth proportional to 609,084.90, 840,526.98 and 337,146.96 is: 465,257.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,084.90 : 840,526.98 = 337,146.96 : x
  2. Step 2: Convert to fraction form
    609,084.90/840,526.98 = 337,146.96/x
  3. Step 3: Cross multiply
    609,084.90x = 840,526.98 × 337,146.96
  4. Step 4: Simplify right side
    609,084.90x = 283,381,116,104.98
  5. Step 5: Solve for x
    x = 283,381,116,104.98/609,084.90
  6. Step 6: Final answer
    x = 465,257.17

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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.