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Finding the Fourth Proportional to 536,828.08, 805,221.10 and 181,842.10

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Solution

The fourth proportional to 536,828.08, 805,221.10 and 181,842.10 is: 272,756.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,828.08 : 805,221.10 = 181,842.10 : x
  2. Step 2: Convert to fraction form
    536,828.08/805,221.10 = 181,842.10/x
  3. Step 3: Cross multiply
    536,828.08x = 805,221.10 × 181,842.10
  4. Step 4: Simplify right side
    536,828.08x = 146,423,090,852.99
  5. Step 5: Solve for x
    x = 146,423,090,852.99/536,828.08
  6. Step 6: Final answer
    x = 272,756.02

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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.