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Finding the Fourth Proportional to 356,171.23, 534,411.24 and 196,051.51

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Solution

The fourth proportional to 356,171.23, 534,411.24 and 196,051.51 is: 294,162.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,171.23 : 534,411.24 = 196,051.51 : x
  2. Step 2: Convert to fraction form
    356,171.23/534,411.24 = 196,051.51/x
  3. Step 3: Cross multiply
    356,171.23x = 534,411.24 × 196,051.51
  4. Step 4: Simplify right side
    356,171.23x = 104,772,130,562.97
  5. Step 5: Solve for x
    x = 104,772,130,562.97/356,171.23
  6. Step 6: Final answer
    x = 294,162.25

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1.5x scale

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.