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Finding the Fourth Proportional to 434,754.14, 599,953.10 and 243,766.94

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Solution

The fourth proportional to 434,754.14, 599,953.10 and 243,766.94 is: 336,394.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,754.14 : 599,953.10 = 243,766.94 : x
  2. Step 2: Convert to fraction form
    434,754.14/599,953.10 = 243,766.94/x
  3. Step 3: Cross multiply
    434,754.14x = 599,953.10 × 243,766.94
  4. Step 4: Simplify right side
    434,754.14x = 146,248,731,330.51
  5. Step 5: Solve for x
    x = 146,248,731,330.51/434,754.14
  6. Step 6: Final answer
    x = 336,394.11

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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.