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Finding the Fourth Proportional to 302,003.70, 453,297.15 and 183,905.70

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Solution

The fourth proportional to 302,003.70, 453,297.15 and 183,905.70 is: 276,036.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,003.70 : 453,297.15 = 183,905.70 : x
  2. Step 2: Convert to fraction form
    302,003.70/453,297.15 = 183,905.70/x
  3. Step 3: Cross multiply
    302,003.70x = 453,297.15 × 183,905.70
  4. Step 4: Simplify right side
    302,003.70x = 83,363,929,678.76
  5. Step 5: Solve for x
    x = 83,363,929,678.76/302,003.70
  6. Step 6: Final answer
    x = 276,036.12

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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.