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Finding the Fourth Proportional to 325,154.01, 448,729.98 and 181,905.51

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Solution

The fourth proportional to 325,154.01, 448,729.98 and 181,905.51 is: 251,039.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,154.01 : 448,729.98 = 181,905.51 : x
  2. Step 2: Convert to fraction form
    325,154.01/448,729.98 = 181,905.51/x
  3. Step 3: Cross multiply
    325,154.01x = 448,729.98 × 181,905.51
  4. Step 4: Simplify right side
    325,154.01x = 81,626,455,864.19
  5. Step 5: Solve for x
    x = 81,626,455,864.19/325,154.01
  6. Step 6: Final answer
    x = 251,039.36

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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.