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Finding the Fourth Proportional to 266,482.80, 367,750.80 and 159,031.98

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Solution

The fourth proportional to 266,482.80, 367,750.80 and 159,031.98 is: 219,466.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,482.80 : 367,750.80 = 159,031.98 : x
  2. Step 2: Convert to fraction form
    266,482.80/367,750.80 = 159,031.98/x
  3. Step 3: Cross multiply
    266,482.80x = 367,750.80 × 159,031.98
  4. Step 4: Simplify right side
    266,482.80x = 58,484,137,870.58
  5. Step 5: Solve for x
    x = 58,484,137,870.58/266,482.80
  6. Step 6: Final answer
    x = 219,466.84

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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.