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Finding the Fourth Proportional to 19,296.44, 26,605.74 and 16,307

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Solution

The fourth proportional to 19,296.44, 26,605.74 and 16,307 is: 22,483.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,296.44 : 26,605.74 = 16,307 : x
  2. Step 2: Convert to fraction form
    19,296.44/26,605.74 = 16,307/x
  3. Step 3: Cross multiply
    19,296.44x = 26,605.74 × 16,307
  4. Step 4: Simplify right side
    19,296.44x = 433,859,802.18
  5. Step 5: Solve for x
    x = 433,859,802.18/19,296.44
  6. Step 6: Final answer
    x = 22,483.93

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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.