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Finding the Fourth Proportional to 333,590.00, 500,386.01 and 80,869.49

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Solution

The fourth proportional to 333,590.00, 500,386.01 and 80,869.49 is: 121,304.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,590.00 : 500,386.01 = 80,869.49 : x
  2. Step 2: Convert to fraction form
    333,590.00/500,386.01 = 80,869.49/x
  3. Step 3: Cross multiply
    333,590.00x = 500,386.01 × 80,869.49
  4. Step 4: Simplify right side
    333,590.00x = 40,465,960,402.00
  5. Step 5: Solve for x
    x = 40,465,960,402.00/333,590.00
  6. Step 6: Final answer
    x = 121,304.48

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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.