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Finding the Fourth Proportional to 614,711.80, 922,067.70 and 194,030.20

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Solution

The fourth proportional to 614,711.80, 922,067.70 and 194,030.20 is: 291,045.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,711.80 : 922,067.70 = 194,030.20 : x
  2. Step 2: Convert to fraction form
    614,711.80/922,067.70 = 194,030.20/x
  3. Step 3: Cross multiply
    614,711.80x = 922,067.70 × 194,030.20
  4. Step 4: Simplify right side
    614,711.80x = 178,908,980,244.54
  5. Step 5: Solve for x
    x = 178,908,980,244.54/614,711.80
  6. Step 6: Final answer
    x = 291,045.30

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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.