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Finding the Fourth Proportional to 587,081.93, 880,345.30 and 227,421.23

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Solution

The fourth proportional to 587,081.93, 880,345.30 and 227,421.23 is: 341,024.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,081.93 : 880,345.30 = 227,421.23 : x
  2. Step 2: Convert to fraction form
    587,081.93/880,345.30 = 227,421.23/x
  3. Step 3: Cross multiply
    587,081.93x = 880,345.30 × 227,421.23
  4. Step 4: Simplify right side
    587,081.93x = 200,209,212,276.97
  5. Step 5: Solve for x
    x = 200,209,212,276.97/587,081.93
  6. Step 6: Final answer
    x = 341,024.32

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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.