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Finding the Fourth Proportional to 223,841.76, 335,775.80 and 63,905.40

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Solution

The fourth proportional to 223,841.76, 335,775.80 and 63,905.40 is: 95,861.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,841.76 : 335,775.80 = 63,905.40 : x
  2. Step 2: Convert to fraction form
    223,841.76/335,775.80 = 63,905.40/x
  3. Step 3: Cross multiply
    223,841.76x = 335,775.80 × 63,905.40
  4. Step 4: Simplify right side
    223,841.76x = 21,457,886,809.32
  5. Step 5: Solve for x
    x = 21,457,886,809.32/223,841.76
  6. Step 6: Final answer
    x = 95,861.86

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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.