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Finding the Fourth Proportional to 276,594.98, 414,966.30 and 99,119.93

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Solution

The fourth proportional to 276,594.98, 414,966.30 and 99,119.93 is: 148,706.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,594.98 : 414,966.30 = 99,119.93 : x
  2. Step 2: Convert to fraction form
    276,594.98/414,966.30 = 99,119.93/x
  3. Step 3: Cross multiply
    276,594.98x = 414,966.30 × 99,119.93
  4. Step 4: Simplify right side
    276,594.98x = 41,131,429,398.61
  5. Step 5: Solve for x
    x = 41,131,429,398.61/276,594.98
  6. Step 6: Final answer
    x = 148,706.35

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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.