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Finding the Fourth Proportional to 1,364,192, 1,882,559.64 and 752,401.64

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Solution

The fourth proportional to 1,364,192, 1,882,559.64 and 752,401.64 is: 1,038,300.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,364,192 : 1,882,559.64 = 752,401.64 : x
  2. Step 2: Convert to fraction form
    1,364,192/1,882,559.64 = 752,401.64/x
  3. Step 3: Cross multiply
    1,364,192x = 1,882,559.64 × 752,401.64
  4. Step 4: Simplify right side
    1,364,192x = 1,416,440,960,533.81
  5. Step 5: Solve for x
    x = 1,416,440,960,533.81/1,364,192
  6. Step 6: Final answer
    x = 1,038,300.30

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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.