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Finding the Fourth Proportional to 369,054.88, 553,582.24 and 264,078.88

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Solution

The fourth proportional to 369,054.88, 553,582.24 and 264,078.88 is: 396,118.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,054.88 : 553,582.24 = 264,078.88 : x
  2. Step 2: Convert to fraction form
    369,054.88/553,582.24 = 264,078.88/x
  3. Step 3: Cross multiply
    369,054.88x = 553,582.24 × 264,078.88
  4. Step 4: Simplify right side
    369,054.88x = 146,189,377,927.09
  5. Step 5: Solve for x
    x = 146,189,377,927.09/369,054.88
  6. Step 6: Final answer
    x = 396,118.26

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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.