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Finding the Fourth Proportional to 243,360.04, 364,275.30 and 154,713.64

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Solution

The fourth proportional to 243,360.04, 364,275.30 and 154,713.64 is: 231,584.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,360.04 : 364,275.30 = 154,713.64 : x
  2. Step 2: Convert to fraction form
    243,360.04/364,275.30 = 154,713.64/x
  3. Step 3: Cross multiply
    243,360.04x = 364,275.30 × 154,713.64
  4. Step 4: Simplify right side
    243,360.04x = 56,358,357,625.09
  5. Step 5: Solve for x
    x = 56,358,357,625.09/243,360.04
  6. Step 6: Final answer
    x = 231,584.27

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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.