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Finding the Fourth Proportional to 12,324.99, 17,001.59 and 7,605.93

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Solution

The fourth proportional to 12,324.99, 17,001.59 and 7,605.93 is: 10,491.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,324.99 : 17,001.59 = 7,605.93 : x
  2. Step 2: Convert to fraction form
    12,324.99/17,001.59 = 7,605.93/x
  3. Step 3: Cross multiply
    12,324.99x = 17,001.59 × 7,605.93
  4. Step 4: Simplify right side
    12,324.99x = 129,312,865.40
  5. Step 5: Solve for x
    x = 129,312,865.40/12,324.99
  6. Step 6: Final answer
    x = 10,491.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.