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Finding the Fourth Proportional to 559,011.87, 838,341.30 and 179,848.14

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Solution

The fourth proportional to 559,011.87, 838,341.30 and 179,848.14 is: 269,715.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,011.87 : 838,341.30 = 179,848.14 : x
  2. Step 2: Convert to fraction form
    559,011.87/838,341.30 = 179,848.14/x
  3. Step 3: Cross multiply
    559,011.87x = 838,341.30 × 179,848.14
  4. Step 4: Simplify right side
    559,011.87x = 150,774,123,490.18
  5. Step 5: Solve for x
    x = 150,774,123,490.18/559,011.87
  6. Step 6: Final answer
    x = 269,715.42

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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.