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Finding the Fourth Proportional to 1,774,245, 2,448,458.10 and 969,429

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Solution

The fourth proportional to 1,774,245, 2,448,458.10 and 969,429 is: 1,337,812.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,774,245 : 2,448,458.10 = 969,429 : x
  2. Step 2: Convert to fraction form
    1,774,245/2,448,458.10 = 969,429/x
  3. Step 3: Cross multiply
    1,774,245x = 2,448,458.10 × 969,429
  4. Step 4: Simplify right side
    1,774,245x = 2,373,606,287,424.90
  5. Step 5: Solve for x
    x = 2,373,606,287,424.90/1,774,245
  6. Step 6: Final answer
    x = 1,337,812.02

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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.