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Finding the Fourth Proportional to 302,866.08, 417,955.78 and 182,009.22

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Solution

The fourth proportional to 302,866.08, 417,955.78 and 182,009.22 is: 251,173.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,866.08 : 417,955.78 = 182,009.22 : x
  2. Step 2: Convert to fraction form
    302,866.08/417,955.78 = 182,009.22/x
  3. Step 3: Cross multiply
    302,866.08x = 417,955.78 × 182,009.22
  4. Step 4: Simplify right side
    302,866.08x = 76,071,805,512.29
  5. Step 5: Solve for x
    x = 76,071,805,512.29/302,866.08
  6. Step 6: Final answer
    x = 251,173.08

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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.