Home / 345,997.60-477,488.50-200,792.18

Finding the Fourth Proportional to 345,997.60, 477,488.50 and 200,792.18

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Solution

The fourth proportional to 345,997.60, 477,488.50 and 200,792.18 is: 277,100.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,997.60 : 477,488.50 = 200,792.18 : x
  2. Step 2: Convert to fraction form
    345,997.60/477,488.50 = 200,792.18/x
  3. Step 3: Cross multiply
    345,997.60x = 477,488.50 × 200,792.18
  4. Step 4: Simplify right side
    345,997.60x = 95,875,956,839.93
  5. Step 5: Solve for x
    x = 95,875,956,839.93/345,997.60
  6. Step 6: Final answer
    x = 277,100.06

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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.