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Finding the Fourth Proportional to 590,855.67, 886,097.61 and 191,403.77

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Solution

The fourth proportional to 590,855.67, 886,097.61 and 191,403.77 is: 287,045.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,855.67 : 886,097.61 = 191,403.77 : x
  2. Step 2: Convert to fraction form
    590,855.67/886,097.61 = 191,403.77/x
  3. Step 3: Cross multiply
    590,855.67x = 886,097.61 × 191,403.77
  4. Step 4: Simplify right side
    590,855.67x = 169,602,423,141.99
  5. Step 5: Solve for x
    x = 169,602,423,141.99/590,855.67
  6. Step 6: Final answer
    x = 287,045.44

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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.