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Finding the Fourth Proportional to 375,026.46, 564,548.16 and 336,447.78

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Solution

The fourth proportional to 375,026.46, 564,548.16 and 336,447.78 is: 506,473.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,026.46 : 564,548.16 = 336,447.78 : x
  2. Step 2: Convert to fraction form
    375,026.46/564,548.16 = 336,447.78/x
  3. Step 3: Cross multiply
    375,026.46x = 564,548.16 × 336,447.78
  4. Step 4: Simplify right side
    375,026.46x = 189,940,975,135.09
  5. Step 5: Solve for x
    x = 189,940,975,135.09/375,026.46
  6. Step 6: Final answer
    x = 506,473.53

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.