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Finding the Fourth Proportional to 1,197,375, 1,652,382.08 and 653,522.77

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Solution

The fourth proportional to 1,197,375, 1,652,382.08 and 653,522.77 is: 901,863.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,197,375 : 1,652,382.08 = 653,522.77 : x
  2. Step 2: Convert to fraction form
    1,197,375/1,652,382.08 = 653,522.77/x
  3. Step 3: Cross multiply
    1,197,375x = 1,652,382.08 × 653,522.77
  4. Step 4: Simplify right side
    1,197,375x = 1,079,869,314,019.96
  5. Step 5: Solve for x
    x = 1,079,869,314,019.96/1,197,375
  6. Step 6: Final answer
    x = 901,863.92

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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.