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Finding the Fourth Proportional to 587,252.70, 880,879.05 and 514,935.90

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Solution

The fourth proportional to 587,252.70, 880,879.05 and 514,935.90 is: 772,403.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,252.70 : 880,879.05 = 514,935.90 : x
  2. Step 2: Convert to fraction form
    587,252.70/880,879.05 = 514,935.90/x
  3. Step 3: Cross multiply
    587,252.70x = 880,879.05 × 514,935.90
  4. Step 4: Simplify right side
    587,252.70x = 453,596,246,402.90
  5. Step 5: Solve for x
    x = 453,596,246,402.90/587,252.70
  6. Step 6: Final answer
    x = 772,403.85

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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.