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Finding the Fourth Proportional to 537,396.78, 741,607.47 and 295,674.06

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Solution

The fourth proportional to 537,396.78, 741,607.47 and 295,674.06 is: 408,030.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,396.78 : 741,607.47 = 295,674.06 : x
  2. Step 2: Convert to fraction form
    537,396.78/741,607.47 = 295,674.06/x
  3. Step 3: Cross multiply
    537,396.78x = 741,607.47 × 295,674.06
  4. Step 4: Simplify right side
    537,396.78x = 219,274,091,581.23
  5. Step 5: Solve for x
    x = 219,274,091,581.23/537,396.78
  6. Step 6: Final answer
    x = 408,030.16

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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.