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Finding the Fourth Proportional to 581,690.26, 872,528.86 and 226,953.39

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Solution

The fourth proportional to 581,690.26, 872,528.86 and 226,953.39 is: 340,427.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,690.26 : 872,528.86 = 226,953.39 : x
  2. Step 2: Convert to fraction form
    581,690.26/872,528.86 = 226,953.39/x
  3. Step 3: Cross multiply
    581,690.26x = 872,528.86 × 226,953.39
  4. Step 4: Simplify right side
    581,690.26x = 198,023,386,205.51
  5. Step 5: Solve for x
    x = 198,023,386,205.51/581,690.26
  6. Step 6: Final answer
    x = 340,427.54

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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.