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Finding the Fourth Proportional to 328,955.37, 453,959.76 and 178,052.37

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Solution

The fourth proportional to 328,955.37, 453,959.76 and 178,052.37 is: 245,713.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,955.37 : 453,959.76 = 178,052.37 : x
  2. Step 2: Convert to fraction form
    328,955.37/453,959.76 = 178,052.37/x
  3. Step 3: Cross multiply
    328,955.37x = 453,959.76 × 178,052.37
  4. Step 4: Simplify right side
    328,955.37x = 80,828,608,882.83
  5. Step 5: Solve for x
    x = 80,828,608,882.83/328,955.37
  6. Step 6: Final answer
    x = 245,713.00

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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.