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Finding the Fourth Proportional to 3,855,552.30, 5,783,328.45 and 2,259,917.10

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Solution

The fourth proportional to 3,855,552.30, 5,783,328.45 and 2,259,917.10 is: 3,389,875.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,855,552.30 : 5,783,328.45 = 2,259,917.10 : x
  2. Step 2: Convert to fraction form
    3,855,552.30/5,783,328.45 = 2,259,917.10/x
  3. Step 3: Cross multiply
    3,855,552.30x = 5,783,328.45 × 2,259,917.10
  4. Step 4: Simplify right side
    3,855,552.30x = 13,069,842,859,071.50
  5. Step 5: Solve for x
    x = 13,069,842,859,071.50/3,855,552.30
  6. Step 6: Final answer
    x = 3,389,875.65

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1.5x scale

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.