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Finding the Fourth Proportional to 9,220,608.30, 12,927,747.30 and 9,220,608.30

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Solution

The fourth proportional to 9,220,608.30, 12,927,747.30 and 9,220,608.30 is: 12,927,747.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,220,608.30 : 12,927,747.30 = 9,220,608.30 : x
  2. Step 2: Convert to fraction form
    9,220,608.30/12,927,747.30 = 9,220,608.30/x
  3. Step 3: Cross multiply
    9,220,608.30x = 12,927,747.30 × 9,220,608.30
  4. Step 4: Simplify right side
    9,220,608.30x = 119,201,694,054,682.61
  5. Step 5: Solve for x
    x = 119,201,694,054,682.61/9,220,608.30
  6. Step 6: Final answer
    x = 12,927,747.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.