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Finding the Fourth Proportional to 269,888.51, 404,833.28 and 70,208.58

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Solution

The fourth proportional to 269,888.51, 404,833.28 and 70,208.58 is: 105,313.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,888.51 : 404,833.28 = 70,208.58 : x
  2. Step 2: Convert to fraction form
    269,888.51/404,833.28 = 70,208.58/x
  3. Step 3: Cross multiply
    269,888.51x = 404,833.28 × 70,208.58
  4. Step 4: Simplify right side
    269,888.51x = 28,422,769,725.54
  5. Step 5: Solve for x
    x = 28,422,769,725.54/269,888.51
  6. Step 6: Final answer
    x = 105,313.00

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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.