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Finding the Fourth Proportional to 465,482.50, 698,223.75 and 169,994.50

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Solution

The fourth proportional to 465,482.50, 698,223.75 and 169,994.50 is: 254,991.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,482.50 : 698,223.75 = 169,994.50 : x
  2. Step 2: Convert to fraction form
    465,482.50/698,223.75 = 169,994.50/x
  3. Step 3: Cross multiply
    465,482.50x = 698,223.75 × 169,994.50
  4. Step 4: Simplify right side
    465,482.50x = 118,694,197,269.38
  5. Step 5: Solve for x
    x = 118,694,197,269.38/465,482.50
  6. Step 6: Final answer
    x = 254,991.75

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Similar ratio
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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.