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Finding the Fourth Proportional to 326,127.51, 450,060.44 and 197,047.94

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Solution

The fourth proportional to 326,127.51, 450,060.44 and 197,047.94 is: 271,928.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,127.51 : 450,060.44 = 197,047.94 : x
  2. Step 2: Convert to fraction form
    326,127.51/450,060.44 = 197,047.94/x
  3. Step 3: Cross multiply
    326,127.51x = 450,060.44 × 197,047.94
  4. Step 4: Simplify right side
    326,127.51x = 88,683,479,341.95
  5. Step 5: Solve for x
    x = 88,683,479,341.95/326,127.51
  6. Step 6: Final answer
    x = 271,928.85

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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.