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Finding the Fourth Proportional to 2,364,623.78, 3,533,978.99 and 1,726,271.78

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Solution

The fourth proportional to 2,364,623.78, 3,533,978.99 and 1,726,271.78 is: 2,579,948.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,364,623.78 : 3,533,978.99 = 1,726,271.78 : x
  2. Step 2: Convert to fraction form
    2,364,623.78/3,533,978.99 = 1,726,271.78/x
  3. Step 3: Cross multiply
    2,364,623.78x = 3,533,978.99 × 1,726,271.78
  4. Step 4: Simplify right side
    2,364,623.78x = 6,100,608,175,248.65
  5. Step 5: Solve for x
    x = 6,100,608,175,248.65/2,364,623.78
  6. Step 6: Final answer
    x = 2,579,948.76

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.