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Finding the Fourth Proportional to 17,798,844.30, 26,692,045.65 and 9,276,348.30

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Solution

The fourth proportional to 17,798,844.30, 26,692,045.65 and 9,276,348.30 is: 13,911,280.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,798,844.30 : 26,692,045.65 = 9,276,348.30 : x
  2. Step 2: Convert to fraction form
    17,798,844.30/26,692,045.65 = 9,276,348.30/x
  3. Step 3: Cross multiply
    17,798,844.30x = 26,692,045.65 × 9,276,348.30
  4. Step 4: Simplify right side
    17,798,844.30x = 247,604,712,288,899.91
  5. Step 5: Solve for x
    x = 247,604,712,288,899.91/17,798,844.30
  6. Step 6: Final answer
    x = 13,911,280.31

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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.