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Finding the Fourth Proportional to 266,068.82, 399,088.64 and 160,859.54

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Solution

The fourth proportional to 266,068.82, 399,088.64 and 160,859.54 is: 241,280.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,068.82 : 399,088.64 = 160,859.54 : x
  2. Step 2: Convert to fraction form
    266,068.82/399,088.64 = 160,859.54/x
  3. Step 3: Cross multiply
    266,068.82x = 399,088.64 × 160,859.54
  4. Step 4: Simplify right side
    266,068.82x = 64,197,215,049.63
  5. Step 5: Solve for x
    x = 64,197,215,049.63/266,068.82
  6. Step 6: Final answer
    x = 241,280.49

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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.