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Finding the Fourth Proportional to 302,607.84, 453,979.80 and 92,267.04

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Solution

The fourth proportional to 302,607.84, 453,979.80 and 92,267.04 is: 138,421.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,607.84 : 453,979.80 = 92,267.04 : x
  2. Step 2: Convert to fraction form
    302,607.84/453,979.80 = 92,267.04/x
  3. Step 3: Cross multiply
    302,607.84x = 453,979.80 × 92,267.04
  4. Step 4: Simplify right side
    302,607.84x = 41,887,372,365.79
  5. Step 5: Solve for x
    x = 41,887,372,365.79/302,607.84
  6. Step 6: Final answer
    x = 138,421.31

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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.