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Finding the Fourth Proportional to 294,316.63, 441,479.09 and 83,954.56

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Solution

The fourth proportional to 294,316.63, 441,479.09 and 83,954.56 is: 125,933.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,316.63 : 441,479.09 = 83,954.56 : x
  2. Step 2: Convert to fraction form
    294,316.63/441,479.09 = 83,954.56/x
  3. Step 3: Cross multiply
    294,316.63x = 441,479.09 × 83,954.56
  4. Step 4: Simplify right side
    294,316.63x = 37,064,182,750.15
  5. Step 5: Solve for x
    x = 37,064,182,750.15/294,316.63
  6. Step 6: Final answer
    x = 125,933.02

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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.