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Finding the Fourth Proportional to 556,376.49, 834,555.60 and 177,292.13

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Solution

The fourth proportional to 556,376.49, 834,555.60 and 177,292.13 is: 265,935.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,376.49 : 834,555.60 = 177,292.13 : x
  2. Step 2: Convert to fraction form
    556,376.49/834,555.60 = 177,292.13/x
  3. Step 3: Cross multiply
    556,376.49x = 834,555.60 × 177,292.13
  4. Step 4: Simplify right side
    556,376.49x = 147,960,135,754.65
  5. Step 5: Solve for x
    x = 147,960,135,754.65/556,376.49
  6. Step 6: Final answer
    x = 265,935.28

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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.