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Finding the Fourth Proportional to 222,776.40, 334,164.60 and 117,800.40

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Solution

The fourth proportional to 222,776.40, 334,164.60 and 117,800.40 is: 176,700.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,776.40 : 334,164.60 = 117,800.40 : x
  2. Step 2: Convert to fraction form
    222,776.40/334,164.60 = 117,800.40/x
  3. Step 3: Cross multiply
    222,776.40x = 334,164.60 × 117,800.40
  4. Step 4: Simplify right side
    222,776.40x = 39,364,723,545.84
  5. Step 5: Solve for x
    x = 39,364,723,545.84/222,776.40
  6. Step 6: Final answer
    x = 176,700.60

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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.