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Finding the Fourth Proportional to 607,527.40, 911,291.10 and 181,062.40

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Solution

The fourth proportional to 607,527.40, 911,291.10 and 181,062.40 is: 271,593.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,527.40 : 911,291.10 = 181,062.40 : x
  2. Step 2: Convert to fraction form
    607,527.40/911,291.10 = 181,062.40/x
  3. Step 3: Cross multiply
    607,527.40x = 911,291.10 × 181,062.40
  4. Step 4: Simplify right side
    607,527.40x = 165,000,553,664.64
  5. Step 5: Solve for x
    x = 165,000,553,664.64/607,527.40
  6. Step 6: Final answer
    x = 271,593.60

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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.