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Finding the Fourth Proportional to 302,325.40, 453,837.30 and 162,357.40

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Solution

The fourth proportional to 302,325.40, 453,837.30 and 162,357.40 is: 243,723.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,325.40 : 453,837.30 = 162,357.40 : x
  2. Step 2: Convert to fraction form
    302,325.40/453,837.30 = 162,357.40/x
  3. Step 3: Cross multiply
    302,325.40x = 453,837.30 × 162,357.40
  4. Step 4: Simplify right side
    302,325.40x = 73,683,844,051.02
  5. Step 5: Solve for x
    x = 73,683,844,051.02/302,325.40
  6. Step 6: Final answer
    x = 243,723.63

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.