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Finding the Fourth Proportional to 334,342.88, 461,384.84 and 187,165.68

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Solution

The fourth proportional to 334,342.88, 461,384.84 and 187,165.68 is: 258,283.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,342.88 : 461,384.84 = 187,165.68 : x
  2. Step 2: Convert to fraction form
    334,342.88/461,384.84 = 187,165.68/x
  3. Step 3: Cross multiply
    334,342.88x = 461,384.84 × 187,165.68
  4. Step 4: Simplify right side
    334,342.88x = 86,355,407,320.29
  5. Step 5: Solve for x
    x = 86,355,407,320.29/334,342.88
  6. Step 6: Final answer
    x = 258,283.97

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1.5x scale

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.